Home / 992,144.02-1,369,156.92-539,433.94

Finding the Fourth Proportional to 992,144.02, 1,369,156.92 and 539,433.94

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Solution

The fourth proportional to 992,144.02, 1,369,156.92 and 539,433.94 is: 744,417.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,144.02 : 1,369,156.92 = 539,433.94 : x
  2. Step 2: Convert to fraction form
    992,144.02/1,369,156.92 = 539,433.94/x
  3. Step 3: Cross multiply
    992,144.02x = 1,369,156.92 × 539,433.94
  4. Step 4: Simplify right side
    992,144.02x = 738,569,711,833.87
  5. Step 5: Solve for x
    x = 738,569,711,833.87/992,144.02
  6. Step 6: Final answer
    x = 744,417.84

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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.