Home / 1,277,650.29-1,763,178.19-696,873.27

Finding the Fourth Proportional to 1,277,650.29, 1,763,178.19 and 696,873.27

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Solution

The fourth proportional to 1,277,650.29, 1,763,178.19 and 696,873.27 is: 961,696.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,650.29 : 1,763,178.19 = 696,873.27 : x
  2. Step 2: Convert to fraction form
    1,277,650.29/1,763,178.19 = 696,873.27/x
  3. Step 3: Cross multiply
    1,277,650.29x = 1,763,178.19 × 696,873.27
  4. Step 4: Simplify right side
    1,277,650.29x = 1,228,711,754,814.59
  5. Step 5: Solve for x
    x = 1,228,711,754,814.59/1,277,650.29
  6. Step 6: Final answer
    x = 961,696.45

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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.