Home / 855,694.44-1,180,870.38-473,721.12

Finding the Fourth Proportional to 855,694.44, 1,180,870.38 and 473,721.12

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Solution

The fourth proportional to 855,694.44, 1,180,870.38 and 473,721.12 is: 653,741.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,694.44 : 1,180,870.38 = 473,721.12 : x
  2. Step 2: Convert to fraction form
    855,694.44/1,180,870.38 = 473,721.12/x
  3. Step 3: Cross multiply
    855,694.44x = 1,180,870.38 × 473,721.12
  4. Step 4: Simplify right side
    855,694.44x = 559,403,238,988.43
  5. Step 5: Solve for x
    x = 559,403,238,988.43/855,694.44
  6. Step 6: Final answer
    x = 653,741.82

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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.