Home / 418,004.26-576,770.97-248,280.10

Finding the Fourth Proportional to 418,004.26, 576,770.97 and 248,280.10

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Solution

The fourth proportional to 418,004.26, 576,770.97 and 248,280.10 is: 342,582.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,004.26 : 576,770.97 = 248,280.10 : x
  2. Step 2: Convert to fraction form
    418,004.26/576,770.97 = 248,280.10/x
  3. Step 3: Cross multiply
    418,004.26x = 576,770.97 × 248,280.10
  4. Step 4: Simplify right side
    418,004.26x = 143,200,754,108.70
  5. Step 5: Solve for x
    x = 143,200,754,108.70/418,004.26
  6. Step 6: Final answer
    x = 342,582.04

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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.