Home / 755,919.59-1,043,169.10-416,387.84

Finding the Fourth Proportional to 755,919.59, 1,043,169.10 and 416,387.84

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Solution

The fourth proportional to 755,919.59, 1,043,169.10 and 416,387.84 is: 574,615.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,919.59 : 1,043,169.10 = 416,387.84 : x
  2. Step 2: Convert to fraction form
    755,919.59/1,043,169.10 = 416,387.84/x
  3. Step 3: Cross multiply
    755,919.59x = 1,043,169.10 × 416,387.84
  4. Step 4: Simplify right side
    755,919.59x = 434,362,922,046.93
  5. Step 5: Solve for x
    x = 434,362,922,046.93/755,919.59
  6. Step 6: Final answer
    x = 574,615.25

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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.