Home / 417,848.79-576,631.30-226,862.20

Finding the Fourth Proportional to 417,848.79, 576,631.30 and 226,862.20

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Solution

The fourth proportional to 417,848.79, 576,631.30 and 226,862.20 is: 313,069.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,848.79 : 576,631.30 = 226,862.20 : x
  2. Step 2: Convert to fraction form
    417,848.79/576,631.30 = 226,862.20/x
  3. Step 3: Cross multiply
    417,848.79x = 576,631.30 × 226,862.20
  4. Step 4: Simplify right side
    417,848.79x = 130,815,845,306.86
  5. Step 5: Solve for x
    x = 130,815,845,306.86/417,848.79
  6. Step 6: Final answer
    x = 313,069.82

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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.