Home / 827,568.64-1,241,897.28-453,854.08

Finding the Fourth Proportional to 827,568.64, 1,241,897.28 and 453,854.08

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Solution

The fourth proportional to 827,568.64, 1,241,897.28 and 453,854.08 is: 681,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,568.64 : 1,241,897.28 = 453,854.08 : x
  2. Step 2: Convert to fraction form
    827,568.64/1,241,897.28 = 453,854.08/x
  3. Step 3: Cross multiply
    827,568.64x = 1,241,897.28 × 453,854.08
  4. Step 4: Simplify right side
    827,568.64x = 563,640,147,468.90
  5. Step 5: Solve for x
    x = 563,640,147,468.90/827,568.64
  6. Step 6: Final answer
    x = 681,079.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.