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Finding the Fourth Proportional to 587,127.48, 880,691.31 and 166,403.40

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Solution

The fourth proportional to 587,127.48, 880,691.31 and 166,403.40 is: 249,605.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,127.48 : 880,691.31 = 166,403.40 : x
  2. Step 2: Convert to fraction form
    587,127.48/880,691.31 = 166,403.40/x
  3. Step 3: Cross multiply
    587,127.48x = 880,691.31 × 166,403.40
  4. Step 4: Simplify right side
    587,127.48x = 146,550,028,334.45
  5. Step 5: Solve for x
    x = 146,550,028,334.45/587,127.48
  6. Step 6: Final answer
    x = 249,605.13

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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.