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Finding the Fourth Proportional to 218,006.69, 327,016.19 and 60,235.16

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Solution

The fourth proportional to 218,006.69, 327,016.19 and 60,235.16 is: 90,354.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,006.69 : 327,016.19 = 60,235.16 : x
  2. Step 2: Convert to fraction form
    218,006.69/327,016.19 = 60,235.16/x
  3. Step 3: Cross multiply
    218,006.69x = 327,016.19 × 60,235.16
  4. Step 4: Simplify right side
    218,006.69x = 19,697,872,226.06
  5. Step 5: Solve for x
    x = 19,697,872,226.06/218,006.69
  6. Step 6: Final answer
    x = 90,354.44

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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.