Home / 418,093.28-576,959.04-243,652.36

Finding the Fourth Proportional to 418,093.28, 576,959.04 and 243,652.36

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Solution

The fourth proportional to 418,093.28, 576,959.04 and 243,652.36 is: 336,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,093.28 : 576,959.04 = 243,652.36 : x
  2. Step 2: Convert to fraction form
    418,093.28/576,959.04 = 243,652.36/x
  3. Step 3: Cross multiply
    418,093.28x = 576,959.04 × 243,652.36
  4. Step 4: Simplify right side
    418,093.28x = 140,577,429,363.24
  5. Step 5: Solve for x
    x = 140,577,429,363.24/418,093.28
  6. Step 6: Final answer
    x = 336,234.61

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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.