Home / 639,553.10-958,823.58-240,149.38

Finding the Fourth Proportional to 639,553.10, 958,823.58 and 240,149.38

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Solution

The fourth proportional to 639,553.10, 958,823.58 and 240,149.38 is: 360,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,553.10 : 958,823.58 = 240,149.38 : x
  2. Step 2: Convert to fraction form
    639,553.10/958,823.58 = 240,149.38/x
  3. Step 3: Cross multiply
    639,553.10x = 958,823.58 × 240,149.38
  4. Step 4: Simplify right side
    639,553.10x = 230,260,888,266.38
  5. Step 5: Solve for x
    x = 230,260,888,266.38/639,553.10
  6. Step 6: Final answer
    x = 360,034.04

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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.