Home / 805,709.20-1,207,251.60-593,132.80

Finding the Fourth Proportional to 805,709.20, 1,207,251.60 and 593,132.80

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Solution

The fourth proportional to 805,709.20, 1,207,251.60 and 593,132.80 is: 888,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,709.20 : 1,207,251.60 = 593,132.80 : x
  2. Step 2: Convert to fraction form
    805,709.20/1,207,251.60 = 593,132.80/x
  3. Step 3: Cross multiply
    805,709.20x = 1,207,251.60 × 593,132.80
  4. Step 4: Simplify right side
    805,709.20x = 716,060,521,812.48
  5. Step 5: Solve for x
    x = 716,060,521,812.48/805,709.20
  6. Step 6: Final answer
    x = 888,733.21

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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.