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Finding the Fourth Proportional to 395,952.78, 546,494.24 and 234,897.24

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Solution

The fourth proportional to 395,952.78, 546,494.24 and 234,897.24 is: 324,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,952.78 : 546,494.24 = 234,897.24 : x
  2. Step 2: Convert to fraction form
    395,952.78/546,494.24 = 234,897.24/x
  3. Step 3: Cross multiply
    395,952.78x = 546,494.24 × 234,897.24
  4. Step 4: Simplify right side
    395,952.78x = 128,369,988,651.90
  5. Step 5: Solve for x
    x = 128,369,988,651.90/395,952.78
  6. Step 6: Final answer
    x = 324,205.30

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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.