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Finding the Fourth Proportional to 240,326.56, 331,658.40 and 132,900.16

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Solution

The fourth proportional to 240,326.56, 331,658.40 and 132,900.16 is: 183,406.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,326.56 : 331,658.40 = 132,900.16 : x
  2. Step 2: Convert to fraction form
    240,326.56/331,658.40 = 132,900.16/x
  3. Step 3: Cross multiply
    240,326.56x = 331,658.40 × 132,900.16
  4. Step 4: Simplify right side
    240,326.56x = 44,077,454,425.34
  5. Step 5: Solve for x
    x = 44,077,454,425.34/240,326.56
  6. Step 6: Final answer
    x = 183,406.50

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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.