Home / 992,710.64-1,369,934.52-540,003.44

Finding the Fourth Proportional to 992,710.64, 1,369,934.52 and 540,003.44

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Solution

The fourth proportional to 992,710.64, 1,369,934.52 and 540,003.44 is: 745,201.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,710.64 : 1,369,934.52 = 540,003.44 : x
  2. Step 2: Convert to fraction form
    992,710.64/1,369,934.52 = 540,003.44/x
  3. Step 3: Cross multiply
    992,710.64x = 1,369,934.52 × 540,003.44
  4. Step 4: Simplify right side
    992,710.64x = 739,769,353,374.75
  5. Step 5: Solve for x
    x = 739,769,353,374.75/992,710.64
  6. Step 6: Final answer
    x = 745,201.39

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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.