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Finding the Fourth Proportional to 277,988.01, 416,982.01 and 67,624.12

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Solution

The fourth proportional to 277,988.01, 416,982.01 and 67,624.12 is: 101,436.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,988.01 : 416,982.01 = 67,624.12 : x
  2. Step 2: Convert to fraction form
    277,988.01/416,982.01 = 67,624.12/x
  3. Step 3: Cross multiply
    277,988.01x = 416,982.01 × 67,624.12
  4. Step 4: Simplify right side
    277,988.01x = 28,198,041,482.08
  5. Step 5: Solve for x
    x = 28,198,041,482.08/277,988.01
  6. Step 6: Final answer
    x = 101,436.18

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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.