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Finding the Fourth Proportional to 267,395.88, 369,174.06 and 172,068.24

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Solution

The fourth proportional to 267,395.88, 369,174.06 and 172,068.24 is: 237,562.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,395.88 : 369,174.06 = 172,068.24 : x
  2. Step 2: Convert to fraction form
    267,395.88/369,174.06 = 172,068.24/x
  3. Step 3: Cross multiply
    267,395.88x = 369,174.06 × 172,068.24
  4. Step 4: Simplify right side
    267,395.88x = 63,523,130,757.85
  5. Step 5: Solve for x
    x = 63,523,130,757.85/267,395.88
  6. Step 6: Final answer
    x = 237,562.11

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1.5x scale

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.