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Finding the Fourth Proportional to 624,248.97, 861,457.44 and 337,762.77

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Solution

The fourth proportional to 624,248.97, 861,457.44 and 337,762.77 is: 466,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,248.97 : 861,457.44 = 337,762.77 : x
  2. Step 2: Convert to fraction form
    624,248.97/861,457.44 = 337,762.77/x
  3. Step 3: Cross multiply
    624,248.97x = 861,457.44 × 337,762.77
  4. Step 4: Simplify right side
    624,248.97x = 290,968,251,171.51
  5. Step 5: Solve for x
    x = 290,968,251,171.51/624,248.97
  6. Step 6: Final answer
    x = 466,109.30

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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.