Home / 867,704.69-1,197,290.13-545,186.44

Finding the Fourth Proportional to 867,704.69, 1,197,290.13 and 545,186.44

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Solution

The fourth proportional to 867,704.69, 1,197,290.13 and 545,186.44 is: 752,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,704.69 : 1,197,290.13 = 545,186.44 : x
  2. Step 2: Convert to fraction form
    867,704.69/1,197,290.13 = 545,186.44/x
  3. Step 3: Cross multiply
    867,704.69x = 1,197,290.13 × 545,186.44
  4. Step 4: Simplify right side
    867,704.69x = 652,746,340,628.61
  5. Step 5: Solve for x
    x = 652,746,340,628.61/867,704.69
  6. Step 6: Final answer
    x = 752,267.85

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Double scale
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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.