Home / 992,568.40-1,369,677-539,849.68

Finding the Fourth Proportional to 992,568.40, 1,369,677 and 539,849.68

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Solution

The fourth proportional to 992,568.40, 1,369,677 and 539,849.68 is: 744,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,568.40 : 1,369,677 = 539,849.68 : x
  2. Step 2: Convert to fraction form
    992,568.40/1,369,677 = 539,849.68/x
  3. Step 3: Cross multiply
    992,568.40x = 1,369,677 × 539,849.68
  4. Step 4: Simplify right side
    992,568.40x = 739,419,690,153.36
  5. Step 5: Solve for x
    x = 739,419,690,153.36/992,568.40
  6. Step 6: Final answer
    x = 744,955.90

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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.