Home / 441,418.32-609,115.20-247,781.70

Finding the Fourth Proportional to 441,418.32, 609,115.20 and 247,781.70

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Solution

The fourth proportional to 441,418.32, 609,115.20 and 247,781.70 is: 341,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,418.32 : 609,115.20 = 247,781.70 : x
  2. Step 2: Convert to fraction form
    441,418.32/609,115.20 = 247,781.70/x
  3. Step 3: Cross multiply
    441,418.32x = 609,115.20 × 247,781.70
  4. Step 4: Simplify right side
    441,418.32x = 150,927,599,751.84
  5. Step 5: Solve for x
    x = 150,927,599,751.84/441,418.32
  6. Step 6: Final answer
    x = 341,915.12

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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.