Home / 747,724.52-1,031,769.06-425,475.56

Finding the Fourth Proportional to 747,724.52, 1,031,769.06 and 425,475.56

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Solution

The fourth proportional to 747,724.52, 1,031,769.06 and 425,475.56 is: 587,104.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,724.52 : 1,031,769.06 = 425,475.56 : x
  2. Step 2: Convert to fraction form
    747,724.52/1,031,769.06 = 425,475.56/x
  3. Step 3: Cross multiply
    747,724.52x = 1,031,769.06 × 425,475.56
  4. Step 4: Simplify right side
    747,724.52x = 438,992,518,594.17
  5. Step 5: Solve for x
    x = 438,992,518,594.17/747,724.52
  6. Step 6: Final answer
    x = 587,104.62

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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.