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Finding the Fourth Proportional to 360,294.98, 497,209.08 and 196,951.76

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Solution

The fourth proportional to 360,294.98, 497,209.08 and 196,951.76 is: 271,794.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,294.98 : 497,209.08 = 196,951.76 : x
  2. Step 2: Convert to fraction form
    360,294.98/497,209.08 = 196,951.76/x
  3. Step 3: Cross multiply
    360,294.98x = 497,209.08 × 196,951.76
  4. Step 4: Simplify right side
    360,294.98x = 97,926,203,393.98
  5. Step 5: Solve for x
    x = 97,926,203,393.98/360,294.98
  6. Step 6: Final answer
    x = 271,794.53

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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.