Home / 675,787.50-932,586.75-374,000.94

Finding the Fourth Proportional to 675,787.50, 932,586.75 and 374,000.94

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Solution

The fourth proportional to 675,787.50, 932,586.75 and 374,000.94 is: 516,121.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,787.50 : 932,586.75 = 374,000.94 : x
  2. Step 2: Convert to fraction form
    675,787.50/932,586.75 = 374,000.94/x
  3. Step 3: Cross multiply
    675,787.50x = 932,586.75 × 374,000.94
  4. Step 4: Simplify right side
    675,787.50x = 348,788,321,131.55
  5. Step 5: Solve for x
    x = 348,788,321,131.55/675,787.50
  6. Step 6: Final answer
    x = 516,121.30

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.