Home / 927,222.97-1,279,277.17-519,269.71

Finding the Fourth Proportional to 927,222.97, 1,279,277.17 and 519,269.71

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Solution

The fourth proportional to 927,222.97, 1,279,277.17 and 519,269.71 is: 716,429.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,222.97 : 1,279,277.17 = 519,269.71 : x
  2. Step 2: Convert to fraction form
    927,222.97/1,279,277.17 = 519,269.71/x
  3. Step 3: Cross multiply
    927,222.97x = 1,279,277.17 × 519,269.71
  4. Step 4: Simplify right side
    927,222.97x = 664,289,885,075.52
  5. Step 5: Solve for x
    x = 664,289,885,075.52/927,222.97
  6. Step 6: Final answer
    x = 716,429.50

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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.