Home / 985,168.91-1,359,532.42-532,459.91

Finding the Fourth Proportional to 985,168.91, 1,359,532.42 and 532,459.91

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Solution

The fourth proportional to 985,168.91, 1,359,532.42 and 532,459.91 is: 734,794.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,168.91 : 1,359,532.42 = 532,459.91 : x
  2. Step 2: Convert to fraction form
    985,168.91/1,359,532.42 = 532,459.91/x
  3. Step 3: Cross multiply
    985,168.91x = 1,359,532.42 × 532,459.91
  4. Step 4: Simplify right side
    985,168.91x = 723,896,512,062.96
  5. Step 5: Solve for x
    x = 723,896,512,062.96/985,168.91
  6. Step 6: Final answer
    x = 734,794.31

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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.