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Finding the Fourth Proportional to 602,605.60, 903,908.40 and 534,954.40

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Solution

The fourth proportional to 602,605.60, 903,908.40 and 534,954.40 is: 802,431.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,605.60 : 903,908.40 = 534,954.40 : x
  2. Step 2: Convert to fraction form
    602,605.60/903,908.40 = 534,954.40/x
  3. Step 3: Cross multiply
    602,605.60x = 903,908.40 × 534,954.40
  4. Step 4: Simplify right side
    602,605.60x = 483,549,775,776.96
  5. Step 5: Solve for x
    x = 483,549,775,776.96/602,605.60
  6. Step 6: Final answer
    x = 802,431.60

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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.