Home / 626,481.68-864,545.38-340,001.96

Finding the Fourth Proportional to 626,481.68, 864,545.38 and 340,001.96

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Solution

The fourth proportional to 626,481.68, 864,545.38 and 340,001.96 is: 469,203.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,481.68 : 864,545.38 = 340,001.96 : x
  2. Step 2: Convert to fraction form
    626,481.68/864,545.38 = 340,001.96/x
  3. Step 3: Cross multiply
    626,481.68x = 864,545.38 × 340,001.96
  4. Step 4: Simplify right side
    626,481.68x = 293,947,123,708.95
  5. Step 5: Solve for x
    x = 293,947,123,708.95/626,481.68
  6. Step 6: Final answer
    x = 469,203.06

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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.