Home / 767,118.20-1,059,077.21-682,000.16

Finding the Fourth Proportional to 767,118.20, 1,059,077.21 and 682,000.16

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Solution

The fourth proportional to 767,118.20, 1,059,077.21 and 682,000.16 is: 941,563.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,118.20 : 1,059,077.21 = 682,000.16 : x
  2. Step 2: Convert to fraction form
    767,118.20/1,059,077.21 = 682,000.16/x
  3. Step 3: Cross multiply
    767,118.20x = 1,059,077.21 × 682,000.16
  4. Step 4: Simplify right side
    767,118.20x = 722,290,817,966.97
  5. Step 5: Solve for x
    x = 722,290,817,966.97/767,118.20
  6. Step 6: Final answer
    x = 941,563.92

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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.