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Finding the Fourth Proportional to 237,757.60, 328,103.40 and 130,327.30

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Solution

The fourth proportional to 237,757.60, 328,103.40 and 130,327.30 is: 179,850.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,757.60 : 328,103.40 = 130,327.30 : x
  2. Step 2: Convert to fraction form
    237,757.60/328,103.40 = 130,327.30/x
  3. Step 3: Cross multiply
    237,757.60x = 328,103.40 × 130,327.30
  4. Step 4: Simplify right side
    237,757.60x = 42,760,830,242.82
  5. Step 5: Solve for x
    x = 42,760,830,242.82/237,757.60
  6. Step 6: Final answer
    x = 179,850.53

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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.