Home / 773,378.19-1,067,390.17-451,088.27

Finding the Fourth Proportional to 773,378.19, 1,067,390.17 and 451,088.27

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Solution

The fourth proportional to 773,378.19, 1,067,390.17 and 451,088.27 is: 622,576.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,378.19 : 1,067,390.17 = 451,088.27 : x
  2. Step 2: Convert to fraction form
    773,378.19/1,067,390.17 = 451,088.27/x
  3. Step 3: Cross multiply
    773,378.19x = 1,067,390.17 × 451,088.27
  4. Step 4: Simplify right side
    773,378.19x = 481,487,191,279.79
  5. Step 5: Solve for x
    x = 481,487,191,279.79/773,378.19
  6. Step 6: Final answer
    x = 622,576.64

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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.