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Finding the Fourth Proportional to 587,399.22, 881,391.51 and 232,668.90

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Solution

The fourth proportional to 587,399.22, 881,391.51 and 232,668.90 is: 349,119.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,399.22 : 881,391.51 = 232,668.90 : x
  2. Step 2: Convert to fraction form
    587,399.22/881,391.51 = 232,668.90/x
  3. Step 3: Cross multiply
    587,399.22x = 881,391.51 × 232,668.90
  4. Step 4: Simplify right side
    587,399.22x = 205,072,393,101.04
  5. Step 5: Solve for x
    x = 205,072,393,101.04/587,399.22
  6. Step 6: Final answer
    x = 349,119.28

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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.