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Finding the Fourth Proportional to 561,103.60, 841,773.76 and 181,994.88

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Solution

The fourth proportional to 561,103.60, 841,773.76 and 181,994.88 is: 273,030.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,103.60 : 841,773.76 = 181,994.88 : x
  2. Step 2: Convert to fraction form
    561,103.60/841,773.76 = 181,994.88/x
  3. Step 3: Cross multiply
    561,103.60x = 841,773.76 × 181,994.88
  4. Step 4: Simplify right side
    561,103.60x = 153,198,514,438.35
  5. Step 5: Solve for x
    x = 153,198,514,438.35/561,103.60
  6. Step 6: Final answer
    x = 273,030.71

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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.