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Finding the Fourth Proportional to 242,507.88, 334,660.92 and 140,592.42

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Solution

The fourth proportional to 242,507.88, 334,660.92 and 140,592.42 is: 194,017.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,507.88 : 334,660.92 = 140,592.42 : x
  2. Step 2: Convert to fraction form
    242,507.88/334,660.92 = 140,592.42/x
  3. Step 3: Cross multiply
    242,507.88x = 334,660.92 × 140,592.42
  4. Step 4: Simplify right side
    242,507.88x = 47,050,788,622.23
  5. Step 5: Solve for x
    x = 47,050,788,622.23/242,507.88
  6. Step 6: Final answer
    x = 194,017.57

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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.