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Finding the Fourth Proportional to 349,200.09, 523,800.14 and 99,882.09

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Solution

The fourth proportional to 349,200.09, 523,800.14 and 99,882.09 is: 149,823.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,200.09 : 523,800.14 = 99,882.09 : x
  2. Step 2: Convert to fraction form
    349,200.09/523,800.14 = 99,882.09/x
  3. Step 3: Cross multiply
    349,200.09x = 523,800.14 × 99,882.09
  4. Step 4: Simplify right side
    349,200.09x = 52,318,252,226.08
  5. Step 5: Solve for x
    x = 52,318,252,226.08/349,200.09
  6. Step 6: Final answer
    x = 149,823.14

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.