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Finding the Fourth Proportional to 429.07, 592.14 and 242.50

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Solution

The fourth proportional to 429.07, 592.14 and 242.50 is: 334.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    429.07 : 592.14 = 242.50 : x
  2. Step 2: Convert to fraction form
    429.07/592.14 = 242.50/x
  3. Step 3: Cross multiply
    429.07x = 592.14 × 242.50
  4. Step 4: Simplify right side
    429.07x = 143,593.95
  5. Step 5: Solve for x
    x = 143,593.95/429.07
  6. Step 6: Final answer
    x = 334.66

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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.