Home / 763,930.24-1,140,287.84-707,632

Finding the Fourth Proportional to 763,930.24, 1,140,287.84 and 707,632

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Solution

The fourth proportional to 763,930.24, 1,140,287.84 and 707,632 is: 1,056,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,930.24 : 1,140,287.84 = 707,632 : x
  2. Step 2: Convert to fraction form
    763,930.24/1,140,287.84 = 707,632/x
  3. Step 3: Cross multiply
    763,930.24x = 1,140,287.84 × 707,632
  4. Step 4: Simplify right side
    763,930.24x = 806,904,164,794.88
  5. Step 5: Solve for x
    x = 806,904,164,794.88/763,930.24
  6. Step 6: Final answer
    x = 1,056,253.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.