Home / 955,230.76-1,318,229.40-547,324.48

Finding the Fourth Proportional to 955,230.76, 1,318,229.40 and 547,324.48

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Solution

The fourth proportional to 955,230.76, 1,318,229.40 and 547,324.48 is: 755,314.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,230.76 : 1,318,229.40 = 547,324.48 : x
  2. Step 2: Convert to fraction form
    955,230.76/1,318,229.40 = 547,324.48/x
  3. Step 3: Cross multiply
    955,230.76x = 1,318,229.40 × 547,324.48
  4. Step 4: Simplify right side
    955,230.76x = 721,499,220,875.71
  5. Step 5: Solve for x
    x = 721,499,220,875.71/955,230.76
  6. Step 6: Final answer
    x = 755,314.06

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Double scale
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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.