Home / 817,332.24-1,127,924.07-454,771.38

Finding the Fourth Proportional to 817,332.24, 1,127,924.07 and 454,771.38

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Solution

The fourth proportional to 817,332.24, 1,127,924.07 and 454,771.38 is: 627,587.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,332.24 : 1,127,924.07 = 454,771.38 : x
  2. Step 2: Convert to fraction form
    817,332.24/1,127,924.07 = 454,771.38/x
  3. Step 3: Cross multiply
    817,332.24x = 1,127,924.07 × 454,771.38
  4. Step 4: Simplify right side
    817,332.24x = 512,947,585,849.12
  5. Step 5: Solve for x
    x = 512,947,585,849.12/817,332.24
  6. Step 6: Final answer
    x = 627,587.61

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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.