Home / 982,834.75-1,356,309.18-553,114.88

Finding the Fourth Proportional to 982,834.75, 1,356,309.18 and 553,114.88

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Solution

The fourth proportional to 982,834.75, 1,356,309.18 and 553,114.88 is: 763,296.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,834.75 : 1,356,309.18 = 553,114.88 : x
  2. Step 2: Convert to fraction form
    982,834.75/1,356,309.18 = 553,114.88/x
  3. Step 3: Cross multiply
    982,834.75x = 1,356,309.18 × 553,114.88
  4. Step 4: Simplify right side
    982,834.75x = 750,194,787,643.21
  5. Step 5: Solve for x
    x = 750,194,787,643.21/982,834.75
  6. Step 6: Final answer
    x = 763,296.97

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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.