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Finding the Fourth Proportional to 561,184.43, 841,901.03 and 161,794.04

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Solution

The fourth proportional to 561,184.43, 841,901.03 and 161,794.04 is: 242,726.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,184.43 : 841,901.03 = 161,794.04 : x
  2. Step 2: Convert to fraction form
    561,184.43/841,901.03 = 161,794.04/x
  3. Step 3: Cross multiply
    561,184.43x = 841,901.03 × 161,794.04
  4. Step 4: Simplify right side
    561,184.43x = 136,214,568,923.86
  5. Step 5: Solve for x
    x = 136,214,568,923.86/561,184.43
  6. Step 6: Final answer
    x = 242,726.92

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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.