Home / 1,008,900.47-1,512,307.76-468,716.03

Finding the Fourth Proportional to 1,008,900.47, 1,512,307.76 and 468,716.03

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Solution

The fourth proportional to 1,008,900.47, 1,512,307.76 and 468,716.03 is: 702,589.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,900.47 : 1,512,307.76 = 468,716.03 : x
  2. Step 2: Convert to fraction form
    1,008,900.47/1,512,307.76 = 468,716.03/x
  3. Step 3: Cross multiply
    1,008,900.47x = 1,512,307.76 × 468,716.03
  4. Step 4: Simplify right side
    1,008,900.47x = 708,842,884,452.83
  5. Step 5: Solve for x
    x = 708,842,884,452.83/1,008,900.47
  6. Step 6: Final answer
    x = 702,589.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.