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Finding the Fourth Proportional to 629,857,527.60, 944,786,291.40 and 606,899,276.40

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Solution

The fourth proportional to 629,857,527.60, 944,786,291.40 and 606,899,276.40 is: 910,348,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,527.60 : 944,786,291.40 = 606,899,276.40 : x
  2. Step 2: Convert to fraction form
    629,857,527.60/944,786,291.40 = 606,899,276.40/x
  3. Step 3: Cross multiply
    629,857,527.60x = 944,786,291.40 × 606,899,276.40
  4. Step 4: Simplify right side
    629,857,527.60x = 573,390,116,603,299,520
  5. Step 5: Solve for x
    x = 573,390,116,603,299,520/629,857,527.60
  6. Step 6: Final answer
    x = 910,348,914.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.