Home / 766,242.11-1,057,414.03-444,139.04

Finding the Fourth Proportional to 766,242.11, 1,057,414.03 and 444,139.04

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Solution

The fourth proportional to 766,242.11, 1,057,414.03 and 444,139.04 is: 612,911.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,242.11 : 1,057,414.03 = 444,139.04 : x
  2. Step 2: Convert to fraction form
    766,242.11/1,057,414.03 = 444,139.04/x
  3. Step 3: Cross multiply
    766,242.11x = 1,057,414.03 × 444,139.04
  4. Step 4: Simplify right side
    766,242.11x = 469,638,852,166.73
  5. Step 5: Solve for x
    x = 469,638,852,166.73/766,242.11
  6. Step 6: Final answer
    x = 612,911.83

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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.