Home / 269,458.20-403,604.10-144,653.40

Finding the Fourth Proportional to 269,458.20, 403,604.10 and 144,653.40

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Solution

The fourth proportional to 269,458.20, 403,604.10 and 144,653.40 is: 216,667.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,458.20 : 403,604.10 = 144,653.40 : x
  2. Step 2: Convert to fraction form
    269,458.20/403,604.10 = 144,653.40/x
  3. Step 3: Cross multiply
    269,458.20x = 403,604.10 × 144,653.40
  4. Step 4: Simplify right side
    269,458.20x = 58,382,705,318.94
  5. Step 5: Solve for x
    x = 58,382,705,318.94/269,458.20
  6. Step 6: Final answer
    x = 216,667.02

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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.