Home / 438,514.04-605,149.98-237,310.04

Finding the Fourth Proportional to 438,514.04, 605,149.98 and 237,310.04

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Solution

The fourth proportional to 438,514.04, 605,149.98 and 237,310.04 is: 327,488.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,514.04 : 605,149.98 = 237,310.04 : x
  2. Step 2: Convert to fraction form
    438,514.04/605,149.98 = 237,310.04/x
  3. Step 3: Cross multiply
    438,514.04x = 605,149.98 × 237,310.04
  4. Step 4: Simplify right side
    438,514.04x = 143,608,165,959.80
  5. Step 5: Solve for x
    x = 143,608,165,959.80/438,514.04
  6. Step 6: Final answer
    x = 327,488.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.