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Finding the Fourth Proportional to 223,498.80, 335,248.20 and 186,101.10

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Solution

The fourth proportional to 223,498.80, 335,248.20 and 186,101.10 is: 279,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,498.80 : 335,248.20 = 186,101.10 : x
  2. Step 2: Convert to fraction form
    223,498.80/335,248.20 = 186,101.10/x
  3. Step 3: Cross multiply
    223,498.80x = 335,248.20 × 186,101.10
  4. Step 4: Simplify right side
    223,498.80x = 62,390,058,793.02
  5. Step 5: Solve for x
    x = 62,390,058,793.02/223,498.80
  6. Step 6: Final answer
    x = 279,151.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.