Home / 866,083.83-1,299,042.23-266,884.10

Finding the Fourth Proportional to 866,083.83, 1,299,042.23 and 266,884.10

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Solution

The fourth proportional to 866,083.83, 1,299,042.23 and 266,884.10 is: 400,300.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,083.83 : 1,299,042.23 = 266,884.10 : x
  2. Step 2: Convert to fraction form
    866,083.83/1,299,042.23 = 266,884.10/x
  3. Step 3: Cross multiply
    866,083.83x = 1,299,042.23 × 266,884.10
  4. Step 4: Simplify right side
    866,083.83x = 346,693,716,415.54
  5. Step 5: Solve for x
    x = 346,693,716,415.54/866,083.83
  6. Step 6: Final answer
    x = 400,300.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.