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Finding the Fourth Proportional to 237,504.70, 327,756.96 and 128,610.22

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Solution

The fourth proportional to 237,504.70, 327,756.96 and 128,610.22 is: 177,482.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,504.70 : 327,756.96 = 128,610.22 : x
  2. Step 2: Convert to fraction form
    237,504.70/327,756.96 = 128,610.22/x
  3. Step 3: Cross multiply
    237,504.70x = 327,756.96 × 128,610.22
  4. Step 4: Simplify right side
    237,504.70x = 42,152,894,732.13
  5. Step 5: Solve for x
    x = 42,152,894,732.13/237,504.70
  6. Step 6: Final answer
    x = 177,482.36

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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.