Home / 223,622.10-335,433.15-199,127.70

Finding the Fourth Proportional to 223,622.10, 335,433.15 and 199,127.70

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Solution

The fourth proportional to 223,622.10, 335,433.15 and 199,127.70 is: 298,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,622.10 : 335,433.15 = 199,127.70 : x
  2. Step 2: Convert to fraction form
    223,622.10/335,433.15 = 199,127.70/x
  3. Step 3: Cross multiply
    223,622.10x = 335,433.15 × 199,127.70
  4. Step 4: Simplify right side
    223,622.10x = 66,794,031,663.26
  5. Step 5: Solve for x
    x = 66,794,031,663.26/223,622.10
  6. Step 6: Final answer
    x = 298,691.55

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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.