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Finding the Fourth Proportional to 581,927.20, 872,502 and 469,745.44

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Solution

The fourth proportional to 581,927.20, 872,502 and 469,745.44 is: 704,304.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,927.20 : 872,502 = 469,745.44 : x
  2. Step 2: Convert to fraction form
    581,927.20/872,502 = 469,745.44/x
  3. Step 3: Cross multiply
    581,927.20x = 872,502 × 469,745.44
  4. Step 4: Simplify right side
    581,927.20x = 409,853,835,890.88
  5. Step 5: Solve for x
    x = 409,853,835,890.88/581,927.20
  6. Step 6: Final answer
    x = 704,304.31

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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.