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Finding the Fourth Proportional to 623,798.96, 860,842.62 and 337,319.03

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Solution

The fourth proportional to 623,798.96, 860,842.62 and 337,319.03 is: 465,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,798.96 : 860,842.62 = 337,319.03 : x
  2. Step 2: Convert to fraction form
    623,798.96/860,842.62 = 337,319.03/x
  3. Step 3: Cross multiply
    623,798.96x = 860,842.62 × 337,319.03
  4. Step 4: Simplify right side
    623,798.96x = 290,378,599,713.17
  5. Step 5: Solve for x
    x = 290,378,599,713.17/623,798.96
  6. Step 6: Final answer
    x = 465,500.30

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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.