Home / 987,065.73-1,362,151.17-534,356.73

Finding the Fourth Proportional to 987,065.73, 1,362,151.17 and 534,356.73

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Solution

The fourth proportional to 987,065.73, 1,362,151.17 and 534,356.73 is: 737,412.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,065.73 : 1,362,151.17 = 534,356.73 : x
  2. Step 2: Convert to fraction form
    987,065.73/1,362,151.17 = 534,356.73/x
  3. Step 3: Cross multiply
    987,065.73x = 1,362,151.17 × 534,356.73
  4. Step 4: Simplify right side
    987,065.73x = 727,874,644,966.87
  5. Step 5: Solve for x
    x = 727,874,644,966.87/987,065.73
  6. Step 6: Final answer
    x = 737,412.54

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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.