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Finding the Fourth Proportional to 207,064.08, 285,369.48 and 150,377.04

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Solution

The fourth proportional to 207,064.08, 285,369.48 and 150,377.04 is: 207,245.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,064.08 : 285,369.48 = 150,377.04 : x
  2. Step 2: Convert to fraction form
    207,064.08/285,369.48 = 150,377.04/x
  3. Step 3: Cross multiply
    207,064.08x = 285,369.48 × 150,377.04
  4. Step 4: Simplify right side
    207,064.08x = 42,913,017,708.74
  5. Step 5: Solve for x
    x = 42,913,017,708.74/207,064.08
  6. Step 6: Final answer
    x = 207,245.11

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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.