Home / 936,572.52-1,292,470.20-506,852.76

Finding the Fourth Proportional to 936,572.52, 1,292,470.20 and 506,852.76

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Solution

The fourth proportional to 936,572.52, 1,292,470.20 and 506,852.76 is: 699,456.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,572.52 : 1,292,470.20 = 506,852.76 : x
  2. Step 2: Convert to fraction form
    936,572.52/1,292,470.20 = 506,852.76/x
  3. Step 3: Cross multiply
    936,572.52x = 1,292,470.20 × 506,852.76
  4. Step 4: Simplify right side
    936,572.52x = 655,092,088,087.75
  5. Step 5: Solve for x
    x = 655,092,088,087.75/936,572.52
  6. Step 6: Final answer
    x = 699,456.88

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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.