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Finding the Fourth Proportional to 623,517.43, 860,453.67 and 337,037.51

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Solution

The fourth proportional to 623,517.43, 860,453.67 and 337,037.51 is: 465,111.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,517.43 : 860,453.67 = 337,037.51 : x
  2. Step 2: Convert to fraction form
    623,517.43/860,453.67 = 337,037.51/x
  3. Step 3: Cross multiply
    623,517.43x = 860,453.67 × 337,037.51
  4. Step 4: Simplify right side
    623,517.43x = 290,005,163,294.41
  5. Step 5: Solve for x
    x = 290,005,163,294.41/623,517.43
  6. Step 6: Final answer
    x = 465,111.56

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1.5x scale

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.