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Finding the Fourth Proportional to 373,555.01, 559,999.64 and 136,842.33

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Solution

The fourth proportional to 373,555.01, 559,999.64 and 136,842.33 is: 205,141.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,555.01 : 559,999.64 = 136,842.33 : x
  2. Step 2: Convert to fraction form
    373,555.01/559,999.64 = 136,842.33/x
  3. Step 3: Cross multiply
    373,555.01x = 559,999.64 × 136,842.33
  4. Step 4: Simplify right side
    373,555.01x = 76,631,654,852.55
  5. Step 5: Solve for x
    x = 76,631,654,852.55/373,555.01
  6. Step 6: Final answer
    x = 205,141.56

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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.