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Finding the Fourth Proportional to 530,078.78, 795,107.88 and 151,001.97

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Solution

The fourth proportional to 530,078.78, 795,107.88 and 151,001.97 is: 226,500.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,078.78 : 795,107.88 = 151,001.97 : x
  2. Step 2: Convert to fraction form
    530,078.78/795,107.88 = 151,001.97/x
  3. Step 3: Cross multiply
    530,078.78x = 795,107.88 × 151,001.97
  4. Step 4: Simplify right side
    530,078.78x = 120,062,856,242.52
  5. Step 5: Solve for x
    x = 120,062,856,242.52/530,078.78
  6. Step 6: Final answer
    x = 226,500.03

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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.