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Finding the Fourth Proportional to 587,066.81, 880,608.31 and 166,342.28

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Solution

The fourth proportional to 587,066.81, 880,608.31 and 166,342.28 is: 249,515.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,066.81 : 880,608.31 = 166,342.28 : x
  2. Step 2: Convert to fraction form
    587,066.81/880,608.31 = 166,342.28/x
  3. Step 3: Cross multiply
    587,066.81x = 880,608.31 × 166,342.28
  4. Step 4: Simplify right side
    587,066.81x = 146,482,389,253.45
  5. Step 5: Solve for x
    x = 146,482,389,253.45/587,066.81
  6. Step 6: Final answer
    x = 249,515.71

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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.