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Finding the Fourth Proportional to 441,167.01, 661,687.98 and 141,608.16

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Solution

The fourth proportional to 441,167.01, 661,687.98 and 141,608.16 is: 212,392.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,167.01 : 661,687.98 = 141,608.16 : x
  2. Step 2: Convert to fraction form
    441,167.01/661,687.98 = 141,608.16/x
  3. Step 3: Cross multiply
    441,167.01x = 661,687.98 × 141,608.16
  4. Step 4: Simplify right side
    441,167.01x = 93,700,417,341.92
  5. Step 5: Solve for x
    x = 93,700,417,341.92/441,167.01
  6. Step 6: Final answer
    x = 212,392.17

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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.