Home / 1,009,350.45-1,392,934.73-579,716.73

Finding the Fourth Proportional to 1,009,350.45, 1,392,934.73 and 579,716.73

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Solution

The fourth proportional to 1,009,350.45, 1,392,934.73 and 579,716.73 is: 800,026.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,350.45 : 1,392,934.73 = 579,716.73 : x
  2. Step 2: Convert to fraction form
    1,009,350.45/1,392,934.73 = 579,716.73/x
  3. Step 3: Cross multiply
    1,009,350.45x = 1,392,934.73 × 579,716.73
  4. Step 4: Simplify right side
    1,009,350.45x = 807,507,563,880.45
  5. Step 5: Solve for x
    x = 807,507,563,880.45/1,009,350.45
  6. Step 6: Final answer
    x = 800,026.95

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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.