Home / 979,629.79-1,351,934.03-544,049.14

Finding the Fourth Proportional to 979,629.79, 1,351,934.03 and 544,049.14

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Solution

The fourth proportional to 979,629.79, 1,351,934.03 and 544,049.14 is: 750,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,629.79 : 1,351,934.03 = 544,049.14 : x
  2. Step 2: Convert to fraction form
    979,629.79/1,351,934.03 = 544,049.14/x
  3. Step 3: Cross multiply
    979,629.79x = 1,351,934.03 × 544,049.14
  4. Step 4: Simplify right side
    979,629.79x = 735,518,543,637.99
  5. Step 5: Solve for x
    x = 735,518,543,637.99/979,629.79
  6. Step 6: Final answer
    x = 750,812.76

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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.