Home / 866,643.70-1,196,268.90-595,608.78

Finding the Fourth Proportional to 866,643.70, 1,196,268.90 and 595,608.78

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Solution

The fourth proportional to 866,643.70, 1,196,268.90 and 595,608.78 is: 822,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,643.70 : 1,196,268.90 = 595,608.78 : x
  2. Step 2: Convert to fraction form
    866,643.70/1,196,268.90 = 595,608.78/x
  3. Step 3: Cross multiply
    866,643.70x = 1,196,268.90 × 595,608.78
  4. Step 4: Simplify right side
    866,643.70x = 712,508,260,080.94
  5. Step 5: Solve for x
    x = 712,508,260,080.94/866,643.70
  6. Step 6: Final answer
    x = 822,146.70

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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.