Home / 1,273,188.80-1,757,037.30-700,265.72

Finding the Fourth Proportional to 1,273,188.80, 1,757,037.30 and 700,265.72

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Solution

The fourth proportional to 1,273,188.80, 1,757,037.30 and 700,265.72 is: 966,386.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,188.80 : 1,757,037.30 = 700,265.72 : x
  2. Step 2: Convert to fraction form
    1,273,188.80/1,757,037.30 = 700,265.72/x
  3. Step 3: Cross multiply
    1,273,188.80x = 1,757,037.30 × 700,265.72
  4. Step 4: Simplify right side
    1,273,188.80x = 1,230,392,989,951.36
  5. Step 5: Solve for x
    x = 1,230,392,989,951.36/1,273,188.80
  6. Step 6: Final answer
    x = 966,386.91

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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.