Home / 927,535.60-1,279,996.30-514,098.78

Finding the Fourth Proportional to 927,535.60, 1,279,996.30 and 514,098.78

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Solution

The fourth proportional to 927,535.60, 1,279,996.30 and 514,098.78 is: 709,454.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,535.60 : 1,279,996.30 = 514,098.78 : x
  2. Step 2: Convert to fraction form
    927,535.60/1,279,996.30 = 514,098.78/x
  3. Step 3: Cross multiply
    927,535.60x = 1,279,996.30 × 514,098.78
  4. Step 4: Simplify right side
    927,535.60x = 658,044,536,234.51
  5. Step 5: Solve for x
    x = 658,044,536,234.51/927,535.60
  6. Step 6: Final answer
    x = 709,454.75

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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.