Home / 864,959.42-1,193,619.68-477,767.13

Finding the Fourth Proportional to 864,959.42, 1,193,619.68 and 477,767.13

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Solution

The fourth proportional to 864,959.42, 1,193,619.68 and 477,767.13 is: 659,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,959.42 : 1,193,619.68 = 477,767.13 : x
  2. Step 2: Convert to fraction form
    864,959.42/1,193,619.68 = 477,767.13/x
  3. Step 3: Cross multiply
    864,959.42x = 1,193,619.68 × 477,767.13
  4. Step 4: Simplify right side
    864,959.42x = 570,272,246,436.28
  5. Step 5: Solve for x
    x = 570,272,246,436.28/864,959.42
  6. Step 6: Final answer
    x = 659,305.20

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1.5x scale

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.