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Finding the Fourth Proportional to 603,003.60, 902,537.10 and 469,159.20

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Solution

The fourth proportional to 603,003.60, 902,537.10 and 469,159.20 is: 702,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,003.60 : 902,537.10 = 469,159.20 : x
  2. Step 2: Convert to fraction form
    603,003.60/902,537.10 = 469,159.20/x
  3. Step 3: Cross multiply
    603,003.60x = 902,537.10 × 469,159.20
  4. Step 4: Simplify right side
    603,003.60x = 423,433,583,806.32
  5. Step 5: Solve for x
    x = 423,433,583,806.32/603,003.60
  6. Step 6: Final answer
    x = 702,207.39

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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.