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Finding the Fourth Proportional to 360,856.88, 497,983.44 and 199,723.04

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Solution

The fourth proportional to 360,856.88, 497,983.44 and 199,723.04 is: 275,618.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,856.88 : 497,983.44 = 199,723.04 : x
  2. Step 2: Convert to fraction form
    360,856.88/497,983.44 = 199,723.04/x
  3. Step 3: Cross multiply
    360,856.88x = 497,983.44 × 199,723.04
  4. Step 4: Simplify right side
    360,856.88x = 99,458,766,506.46
  5. Step 5: Solve for x
    x = 99,458,766,506.46/360,856.88
  6. Step 6: Final answer
    x = 275,618.32

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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.