Home / 392,710.64-541,984.67-237,747.35

Finding the Fourth Proportional to 392,710.64, 541,984.67 and 237,747.35

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Solution

The fourth proportional to 392,710.64, 541,984.67 and 237,747.35 is: 328,117.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,710.64 : 541,984.67 = 237,747.35 : x
  2. Step 2: Convert to fraction form
    392,710.64/541,984.67 = 237,747.35/x
  3. Step 3: Cross multiply
    392,710.64x = 541,984.67 × 237,747.35
  4. Step 4: Simplify right side
    392,710.64x = 128,855,419,033.13
  5. Step 5: Solve for x
    x = 128,855,419,033.13/392,710.64
  6. Step 6: Final answer
    x = 328,117.97

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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.