Home / 981,943.51-1,354,963.02-546,257.92

Finding the Fourth Proportional to 981,943.51, 1,354,963.02 and 546,257.92

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Solution

The fourth proportional to 981,943.51, 1,354,963.02 and 546,257.92 is: 753,769.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,943.51 : 1,354,963.02 = 546,257.92 : x
  2. Step 2: Convert to fraction form
    981,943.51/1,354,963.02 = 546,257.92/x
  3. Step 3: Cross multiply
    981,943.51x = 1,354,963.02 × 546,257.92
  4. Step 4: Simplify right side
    981,943.51x = 740,159,280,982.12
  5. Step 5: Solve for x
    x = 740,159,280,982.12/981,943.51
  6. Step 6: Final answer
    x = 753,769.72

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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.