Home / 441,781.20-609,665-240,577.04

Finding the Fourth Proportional to 441,781.20, 609,665 and 240,577.04

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Solution

The fourth proportional to 441,781.20, 609,665 and 240,577.04 is: 332,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,781.20 : 609,665 = 240,577.04 : x
  2. Step 2: Convert to fraction form
    441,781.20/609,665 = 240,577.04/x
  3. Step 3: Cross multiply
    441,781.20x = 609,665 × 240,577.04
  4. Step 4: Simplify right side
    441,781.20x = 146,671,401,091.60
  5. Step 5: Solve for x
    x = 146,671,401,091.60/441,781.20
  6. Step 6: Final answer
    x = 332,000.10

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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.