Home / 747,550.56-1,031,753.52-445,764

Finding the Fourth Proportional to 747,550.56, 1,031,753.52 and 445,764

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Solution

The fourth proportional to 747,550.56, 1,031,753.52 and 445,764 is: 615,234.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,550.56 : 1,031,753.52 = 445,764 : x
  2. Step 2: Convert to fraction form
    747,550.56/1,031,753.52 = 445,764/x
  3. Step 3: Cross multiply
    747,550.56x = 1,031,753.52 × 445,764
  4. Step 4: Simplify right side
    747,550.56x = 459,918,576,089.28
  5. Step 5: Solve for x
    x = 459,918,576,089.28/747,550.56
  6. Step 6: Final answer
    x = 615,234.07

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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.