Home / 992,497.32-1,369,642.50-539,795.88

Finding the Fourth Proportional to 992,497.32, 1,369,642.50 and 539,795.88

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Solution

The fourth proportional to 992,497.32, 1,369,642.50 and 539,795.88 is: 744,916.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,497.32 : 1,369,642.50 = 539,795.88 : x
  2. Step 2: Convert to fraction form
    992,497.32/1,369,642.50 = 539,795.88/x
  3. Step 3: Cross multiply
    992,497.32x = 1,369,642.50 × 539,795.88
  4. Step 4: Simplify right side
    992,497.32x = 739,327,378,572.90
  5. Step 5: Solve for x
    x = 739,327,378,572.90/992,497.32
  6. Step 6: Final answer
    x = 744,916.25

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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.