Home / 708,659.70-1,060,397.55-522,035.70

Finding the Fourth Proportional to 708,659.70, 1,060,397.55 and 522,035.70

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Solution

The fourth proportional to 708,659.70, 1,060,397.55 and 522,035.70 is: 781,144.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,659.70 : 1,060,397.55 = 522,035.70 : x
  2. Step 2: Convert to fraction form
    708,659.70/1,060,397.55 = 522,035.70/x
  3. Step 3: Cross multiply
    708,659.70x = 1,060,397.55 × 522,035.70
  4. Step 4: Simplify right side
    708,659.70x = 553,565,377,292.54
  5. Step 5: Solve for x
    x = 553,565,377,292.54/708,659.70
  6. Step 6: Final answer
    x = 781,144.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.