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Finding the Fourth Proportional to 534,773.58, 738,323.10 and 344,118.30

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Solution

The fourth proportional to 534,773.58, 738,323.10 and 344,118.30 is: 475,099.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,773.58 : 738,323.10 = 344,118.30 : x
  2. Step 2: Convert to fraction form
    534,773.58/738,323.10 = 344,118.30/x
  3. Step 3: Cross multiply
    534,773.58x = 738,323.10 × 344,118.30
  4. Step 4: Simplify right side
    534,773.58x = 254,070,490,022.73
  5. Step 5: Solve for x
    x = 254,070,490,022.73/534,773.58
  6. Step 6: Final answer
    x = 475,099.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.