Home / 855,938.76-1,181,195.42-473,965.58

Finding the Fourth Proportional to 855,938.76, 1,181,195.42 and 473,965.58

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Solution

The fourth proportional to 855,938.76, 1,181,195.42 and 473,965.58 is: 654,072.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,938.76 : 1,181,195.42 = 473,965.58 : x
  2. Step 2: Convert to fraction form
    855,938.76/1,181,195.42 = 473,965.58/x
  3. Step 3: Cross multiply
    855,938.76x = 1,181,195.42 × 473,965.58
  4. Step 4: Simplify right side
    855,938.76x = 559,845,964,057.84
  5. Step 5: Solve for x
    x = 559,845,964,057.84/855,938.76
  6. Step 6: Final answer
    x = 654,072.45

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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.