Home / 855,820.78-1,181,069.57-473,847.56

Finding the Fourth Proportional to 855,820.78, 1,181,069.57 and 473,847.56

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Solution

The fourth proportional to 855,820.78, 1,181,069.57 and 473,847.56 is: 653,930.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,820.78 : 1,181,069.57 = 473,847.56 : x
  2. Step 2: Convert to fraction form
    855,820.78/1,181,069.57 = 473,847.56/x
  3. Step 3: Cross multiply
    855,820.78x = 1,181,069.57 × 473,847.56
  4. Step 4: Simplify right side
    855,820.78x = 559,646,933,934.75
  5. Step 5: Solve for x
    x = 559,646,933,934.75/855,820.78
  6. Step 6: Final answer
    x = 653,930.06

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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.