Home / 769,259.70-1,060,973.10-717,694.02

Finding the Fourth Proportional to 769,259.70, 1,060,973.10 and 717,694.02

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Solution

The fourth proportional to 769,259.70, 1,060,973.10 and 717,694.02 is: 989,853.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,259.70 : 1,060,973.10 = 717,694.02 : x
  2. Step 2: Convert to fraction form
    769,259.70/1,060,973.10 = 717,694.02/x
  3. Step 3: Cross multiply
    769,259.70x = 1,060,973.10 × 717,694.02
  4. Step 4: Simplify right side
    769,259.70x = 761,454,049,250.86
  5. Step 5: Solve for x
    x = 761,454,049,250.86/769,259.70
  6. Step 6: Final answer
    x = 989,853.04

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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.