Home / 833,630.67-1,149,775.54-717,541.69

Finding the Fourth Proportional to 833,630.67, 1,149,775.54 and 717,541.69

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Solution

The fourth proportional to 833,630.67, 1,149,775.54 and 717,541.69 is: 989,661.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,630.67 : 1,149,775.54 = 717,541.69 : x
  2. Step 2: Convert to fraction form
    833,630.67/1,149,775.54 = 717,541.69/x
  3. Step 3: Cross multiply
    833,630.67x = 1,149,775.54 × 717,541.69
  4. Step 4: Simplify right side
    833,630.67x = 825,011,884,092.26
  5. Step 5: Solve for x
    x = 825,011,884,092.26/833,630.67
  6. Step 6: Final answer
    x = 989,661.15

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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.