Home / 411,479.38-566,579.82-360,205.16

Finding the Fourth Proportional to 411,479.38, 566,579.82 and 360,205.16

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Solution

The fourth proportional to 411,479.38, 566,579.82 and 360,205.16 is: 495,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,479.38 : 566,579.82 = 360,205.16 : x
  2. Step 2: Convert to fraction form
    411,479.38/566,579.82 = 360,205.16/x
  3. Step 3: Cross multiply
    411,479.38x = 566,579.82 × 360,205.16
  4. Step 4: Simplify right side
    411,479.38x = 204,084,976,132.32
  5. Step 5: Solve for x
    x = 204,084,976,132.32/411,479.38
  6. Step 6: Final answer
    x = 495,978.63

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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.