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Finding the Fourth Proportional to 561,101.60, 841,770.75 and 181,992.89

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Solution

The fourth proportional to 561,101.60, 841,770.75 and 181,992.89 is: 273,027.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,101.60 : 841,770.75 = 181,992.89 : x
  2. Step 2: Convert to fraction form
    561,101.60/841,770.75 = 181,992.89/x
  3. Step 3: Cross multiply
    561,101.60x = 841,770.75 × 181,992.89
  4. Step 4: Simplify right side
    561,101.60x = 153,196,291,509.97
  5. Step 5: Solve for x
    x = 153,196,291,509.97/561,101.60
  6. Step 6: Final answer
    x = 273,027.72

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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.