Home / 530,815.92-733,012.80-337,287.38

Finding the Fourth Proportional to 530,815.92, 733,012.80 and 337,287.38

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Solution

The fourth proportional to 530,815.92, 733,012.80 and 337,287.38 is: 465,765.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,815.92 : 733,012.80 = 337,287.38 : x
  2. Step 2: Convert to fraction form
    530,815.92/733,012.80 = 337,287.38/x
  3. Step 3: Cross multiply
    530,815.92x = 733,012.80 × 337,287.38
  4. Step 4: Simplify right side
    530,815.92x = 247,235,966,818.46
  5. Step 5: Solve for x
    x = 247,235,966,818.46/530,815.92
  6. Step 6: Final answer
    x = 465,765.92

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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.