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Finding the Fourth Proportional to 242,883.15, 361,882.71 and 229,301.88

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Solution

The fourth proportional to 242,883.15, 361,882.71 and 229,301.88 is: 341,647.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,883.15 : 361,882.71 = 229,301.88 : x
  2. Step 2: Convert to fraction form
    242,883.15/361,882.71 = 229,301.88/x
  3. Step 3: Cross multiply
    242,883.15x = 361,882.71 × 229,301.88
  4. Step 4: Simplify right side
    242,883.15x = 82,980,385,742.49
  5. Step 5: Solve for x
    x = 82,980,385,742.49/242,883.15
  6. Step 6: Final answer
    x = 341,647.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.