Home / 1,147,079.07-1,720,506.78-348,367.55

Finding the Fourth Proportional to 1,147,079.07, 1,720,506.78 and 348,367.55

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Solution

The fourth proportional to 1,147,079.07, 1,720,506.78 and 348,367.55 is: 522,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,079.07 : 1,720,506.78 = 348,367.55 : x
  2. Step 2: Convert to fraction form
    1,147,079.07/1,720,506.78 = 348,367.55/x
  3. Step 3: Cross multiply
    1,147,079.07x = 1,720,506.78 × 348,367.55
  4. Step 4: Simplify right side
    1,147,079.07x = 599,368,723,104.46
  5. Step 5: Solve for x
    x = 599,368,723,104.46/1,147,079.07
  6. Step 6: Final answer
    x = 522,517.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.