Home / 441,617.10-662,425.65-109,193.10

Finding the Fourth Proportional to 441,617.10, 662,425.65 and 109,193.10

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Solution

The fourth proportional to 441,617.10, 662,425.65 and 109,193.10 is: 163,789.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,617.10 : 662,425.65 = 109,193.10 : x
  2. Step 2: Convert to fraction form
    441,617.10/662,425.65 = 109,193.10/x
  3. Step 3: Cross multiply
    441,617.10x = 662,425.65 × 109,193.10
  4. Step 4: Simplify right side
    441,617.10x = 72,332,310,243.02
  5. Step 5: Solve for x
    x = 72,332,310,243.02/441,617.10
  6. Step 6: Final answer
    x = 163,789.65

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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.