Home / 833,621.73-1,149,763.20-717,532.77

Finding the Fourth Proportional to 833,621.73, 1,149,763.20 and 717,532.77

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Solution

The fourth proportional to 833,621.73, 1,149,763.20 and 717,532.77 is: 989,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,621.73 : 1,149,763.20 = 717,532.77 : x
  2. Step 2: Convert to fraction form
    833,621.73/1,149,763.20 = 717,532.77/x
  3. Step 3: Cross multiply
    833,621.73x = 1,149,763.20 × 717,532.77
  4. Step 4: Simplify right side
    833,621.73x = 824,992,773,740.06
  5. Step 5: Solve for x
    x = 824,992,773,740.06/833,621.73
  6. Step 6: Final answer
    x = 989,648.83

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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.