Home / 675,118.20-1,013,066.10-254,695.80

Finding the Fourth Proportional to 675,118.20, 1,013,066.10 and 254,695.80

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Solution

The fourth proportional to 675,118.20, 1,013,066.10 and 254,695.80 is: 382,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,118.20 : 1,013,066.10 = 254,695.80 : x
  2. Step 2: Convert to fraction form
    675,118.20/1,013,066.10 = 254,695.80/x
  3. Step 3: Cross multiply
    675,118.20x = 1,013,066.10 × 254,695.80
  4. Step 4: Simplify right side
    675,118.20x = 258,023,680,792.38
  5. Step 5: Solve for x
    x = 258,023,680,792.38/675,118.20
  6. Step 6: Final answer
    x = 382,190.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.