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Finding the Fourth Proportional to 629,493.60, 944,240.40 and 604,999.20

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Solution

The fourth proportional to 629,493.60, 944,240.40 and 604,999.20 is: 907,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,493.60 : 944,240.40 = 604,999.20 : x
  2. Step 2: Convert to fraction form
    629,493.60/944,240.40 = 604,999.20/x
  3. Step 3: Cross multiply
    629,493.60x = 944,240.40 × 604,999.20
  4. Step 4: Simplify right side
    629,493.60x = 571,264,686,607.68
  5. Step 5: Solve for x
    x = 571,264,686,607.68/629,493.60
  6. Step 6: Final answer
    x = 907,498.80

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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.