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Finding the Fourth Proportional to 293,597.80, 440,310.30 and 83,254.12

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Solution

The fourth proportional to 293,597.80, 440,310.30 and 83,254.12 is: 124,856.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,597.80 : 440,310.30 = 83,254.12 : x
  2. Step 2: Convert to fraction form
    293,597.80/440,310.30 = 83,254.12/x
  3. Step 3: Cross multiply
    293,597.80x = 440,310.30 × 83,254.12
  4. Step 4: Simplify right side
    293,597.80x = 36,657,646,553.44
  5. Step 5: Solve for x
    x = 36,657,646,553.44/293,597.80
  6. Step 6: Final answer
    x = 124,856.68

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1.5x scale

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.