Home / 773,855.54-1,067,920.65-434,323.79

Finding the Fourth Proportional to 773,855.54, 1,067,920.65 and 434,323.79

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Solution

The fourth proportional to 773,855.54, 1,067,920.65 and 434,323.79 is: 599,366.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,855.54 : 1,067,920.65 = 434,323.79 : x
  2. Step 2: Convert to fraction form
    773,855.54/1,067,920.65 = 434,323.79/x
  3. Step 3: Cross multiply
    773,855.54x = 1,067,920.65 × 434,323.79
  4. Step 4: Simplify right side
    773,855.54x = 463,823,347,908.40
  5. Step 5: Solve for x
    x = 463,823,347,908.40/773,855.54
  6. Step 6: Final answer
    x = 599,366.84

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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.