Home / 749,508.30-1,034,313.03-409,972.50

Finding the Fourth Proportional to 749,508.30, 1,034,313.03 and 409,972.50

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Solution

The fourth proportional to 749,508.30, 1,034,313.03 and 409,972.50 is: 565,757.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,508.30 : 1,034,313.03 = 409,972.50 : x
  2. Step 2: Convert to fraction form
    749,508.30/1,034,313.03 = 409,972.50/x
  3. Step 3: Cross multiply
    749,508.30x = 1,034,313.03 × 409,972.50
  4. Step 4: Simplify right side
    749,508.30x = 424,039,898,691.68
  5. Step 5: Solve for x
    x = 424,039,898,691.68/749,508.30
  6. Step 6: Final answer
    x = 565,757.44

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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.