Home / 833,626.79-1,149,770.19-717,537.83

Finding the Fourth Proportional to 833,626.79, 1,149,770.19 and 717,537.83

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Solution

The fourth proportional to 833,626.79, 1,149,770.19 and 717,537.83 is: 989,655.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,626.79 : 1,149,770.19 = 717,537.83 : x
  2. Step 2: Convert to fraction form
    833,626.79/1,149,770.19 = 717,537.83/x
  3. Step 3: Cross multiply
    833,626.79x = 1,149,770.19 × 717,537.83
  4. Step 4: Simplify right side
    833,626.79x = 825,003,604,073.20
  5. Step 5: Solve for x
    x = 825,003,604,073.20/833,626.79
  6. Step 6: Final answer
    x = 989,655.82

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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.