Home / 417,856.19-576,635.60-226,876.91

Finding the Fourth Proportional to 417,856.19, 576,635.60 and 226,876.91

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Solution

The fourth proportional to 417,856.19, 576,635.60 and 226,876.91 is: 313,086.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,856.19 : 576,635.60 = 226,876.91 : x
  2. Step 2: Convert to fraction form
    417,856.19/576,635.60 = 226,876.91/x
  3. Step 3: Cross multiply
    417,856.19x = 576,635.60 × 226,876.91
  4. Step 4: Simplify right side
    417,856.19x = 130,825,300,808.01
  5. Step 5: Solve for x
    x = 130,825,300,808.01/417,856.19
  6. Step 6: Final answer
    x = 313,086.91

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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.