Home / 598,180.10-825,340.86-353,170.58

Finding the Fourth Proportional to 598,180.10, 825,340.86 and 353,170.58

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Solution

The fourth proportional to 598,180.10, 825,340.86 and 353,170.58 is: 487,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,180.10 : 825,340.86 = 353,170.58 : x
  2. Step 2: Convert to fraction form
    598,180.10/825,340.86 = 353,170.58/x
  3. Step 3: Cross multiply
    598,180.10x = 825,340.86 × 353,170.58
  4. Step 4: Simplify right side
    598,180.10x = 291,486,104,331.34
  5. Step 5: Solve for x
    x = 291,486,104,331.34/598,180.10
  6. Step 6: Final answer
    x = 487,288.20

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Double scale
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Similar ratio
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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.