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Finding the Fourth Proportional to 349,522.95, 482,337.06 and 196,561.10

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Solution

The fourth proportional to 349,522.95, 482,337.06 and 196,561.10 is: 271,251.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,522.95 : 482,337.06 = 196,561.10 : x
  2. Step 2: Convert to fraction form
    349,522.95/482,337.06 = 196,561.10/x
  3. Step 3: Cross multiply
    349,522.95x = 482,337.06 × 196,561.10
  4. Step 4: Simplify right side
    349,522.95x = 94,808,703,084.37
  5. Step 5: Solve for x
    x = 94,808,703,084.37/349,522.95
  6. Step 6: Final answer
    x = 271,251.72

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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.