Home / 936,545.96-1,292,436.60-506,825.96

Finding the Fourth Proportional to 936,545.96, 1,292,436.60 and 506,825.96

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Solution

The fourth proportional to 936,545.96, 1,292,436.60 and 506,825.96 is: 699,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,545.96 : 1,292,436.60 = 506,825.96 : x
  2. Step 2: Convert to fraction form
    936,545.96/1,292,436.60 = 506,825.96/x
  3. Step 3: Cross multiply
    936,545.96x = 1,292,436.60 × 506,825.96
  4. Step 4: Simplify right side
    936,545.96x = 655,040,420,534.14
  5. Step 5: Solve for x
    x = 655,040,420,534.14/936,545.96
  6. Step 6: Final answer
    x = 699,421.54

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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.