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Finding the Fourth Proportional to 237,788.01, 328,155.60 and 130,358.13

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Solution

The fourth proportional to 237,788.01, 328,155.60 and 130,358.13 is: 179,898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,788.01 : 328,155.60 = 130,358.13 : x
  2. Step 2: Convert to fraction form
    237,788.01/328,155.60 = 130,358.13/x
  3. Step 3: Cross multiply
    237,788.01x = 328,155.60 × 130,358.13
  4. Step 4: Simplify right side
    237,788.01x = 42,777,750,365.03
  5. Step 5: Solve for x
    x = 42,777,750,365.03/237,788.01
  6. Step 6: Final answer
    x = 179,898.69

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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.