Home / 855,794.13-1,181,013.92-468,625.87

Finding the Fourth Proportional to 855,794.13, 1,181,013.92 and 468,625.87

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Solution

The fourth proportional to 855,794.13, 1,181,013.92 and 468,625.87 is: 646,713.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,794.13 : 1,181,013.92 = 468,625.87 : x
  2. Step 2: Convert to fraction form
    855,794.13/1,181,013.92 = 468,625.87/x
  3. Step 3: Cross multiply
    855,794.13x = 1,181,013.92 × 468,625.87
  4. Step 4: Simplify right side
    855,794.13x = 553,453,675,742.11
  5. Step 5: Solve for x
    x = 553,453,675,742.11/855,794.13
  6. Step 6: Final answer
    x = 646,713.57

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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.