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Finding the Fourth Proportional to 261,238.24, 392,032.16 and 95,026.24

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Solution

The fourth proportional to 261,238.24, 392,032.16 and 95,026.24 is: 142,602.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,238.24 : 392,032.16 = 95,026.24 : x
  2. Step 2: Convert to fraction form
    261,238.24/392,032.16 = 95,026.24/x
  3. Step 3: Cross multiply
    261,238.24x = 392,032.16 × 95,026.24
  4. Step 4: Simplify right side
    261,238.24x = 37,253,342,123.88
  5. Step 5: Solve for x
    x = 37,253,342,123.88/261,238.24
  6. Step 6: Final answer
    x = 142,602.94

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1.5x scale

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.