Home / 916,923.26-1,265,552.16-699,696.38

Finding the Fourth Proportional to 916,923.26, 1,265,552.16 and 699,696.38

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Solution

The fourth proportional to 916,923.26, 1,265,552.16 and 699,696.38 is: 965,732.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,923.26 : 1,265,552.16 = 699,696.38 : x
  2. Step 2: Convert to fraction form
    916,923.26/1,265,552.16 = 699,696.38/x
  3. Step 3: Cross multiply
    916,923.26x = 1,265,552.16 × 699,696.38
  4. Step 4: Simplify right side
    916,923.26x = 885,502,265,053.18
  5. Step 5: Solve for x
    x = 885,502,265,053.18/916,923.26
  6. Step 6: Final answer
    x = 965,732.14

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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.