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Finding the Fourth Proportional to 587,023.16, 811,722.62 and 465,954.26

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Solution

The fourth proportional to 587,023.16, 811,722.62 and 465,954.26 is: 644,311.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,023.16 : 811,722.62 = 465,954.26 : x
  2. Step 2: Convert to fraction form
    587,023.16/811,722.62 = 465,954.26/x
  3. Step 3: Cross multiply
    587,023.16x = 811,722.62 × 465,954.26
  4. Step 4: Simplify right side
    587,023.16x = 378,225,609,833.63
  5. Step 5: Solve for x
    x = 378,225,609,833.63/587,023.16
  6. Step 6: Final answer
    x = 644,311.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.