Home / 1,275,884.76-1,760,700.30-695,114.80

Finding the Fourth Proportional to 1,275,884.76, 1,760,700.30 and 695,114.80

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Solution

The fourth proportional to 1,275,884.76, 1,760,700.30 and 695,114.80 is: 959,247.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,884.76 : 1,760,700.30 = 695,114.80 : x
  2. Step 2: Convert to fraction form
    1,275,884.76/1,760,700.30 = 695,114.80/x
  3. Step 3: Cross multiply
    1,275,884.76x = 1,760,700.30 × 695,114.80
  4. Step 4: Simplify right side
    1,275,884.76x = 1,223,888,836,894.44
  5. Step 5: Solve for x
    x = 1,223,888,836,894.44/1,275,884.76
  6. Step 6: Final answer
    x = 959,247.16

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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.