Home / 773,723.61-1,067,815.32-434,193.21

Finding the Fourth Proportional to 773,723.61, 1,067,815.32 and 434,193.21

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Solution

The fourth proportional to 773,723.61, 1,067,815.32 and 434,193.21 is: 599,229.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,723.61 : 1,067,815.32 = 434,193.21 : x
  2. Step 2: Convert to fraction form
    773,723.61/1,067,815.32 = 434,193.21/x
  3. Step 3: Cross multiply
    773,723.61x = 1,067,815.32 × 434,193.21
  4. Step 4: Simplify right side
    773,723.61x = 463,638,161,477.98
  5. Step 5: Solve for x
    x = 463,638,161,477.98/773,723.61
  6. Step 6: Final answer
    x = 599,229.69

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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.