Home / 936,545.92-1,292,433.28-506,826.04

Finding the Fourth Proportional to 936,545.92, 1,292,433.28 and 506,826.04

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Solution

The fourth proportional to 936,545.92, 1,292,433.28 and 506,826.04 is: 699,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,545.92 : 1,292,433.28 = 506,826.04 : x
  2. Step 2: Convert to fraction form
    936,545.92/1,292,433.28 = 506,826.04/x
  3. Step 3: Cross multiply
    936,545.92x = 1,292,433.28 × 506,826.04
  4. Step 4: Simplify right side
    936,545.92x = 655,038,841,266.61
  5. Step 5: Solve for x
    x = 655,038,841,266.61/936,545.92
  6. Step 6: Final answer
    x = 699,419.89

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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.