Home / 855,213.01-1,180,202.28-473,238.88

Finding the Fourth Proportional to 855,213.01, 1,180,202.28 and 473,238.88

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Solution

The fourth proportional to 855,213.01, 1,180,202.28 and 473,238.88 is: 653,074.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,213.01 : 1,180,202.28 = 473,238.88 : x
  2. Step 2: Convert to fraction form
    855,213.01/1,180,202.28 = 473,238.88/x
  3. Step 3: Cross multiply
    855,213.01x = 1,180,202.28 × 473,238.88
  4. Step 4: Simplify right side
    855,213.01x = 558,517,599,259.64
  5. Step 5: Solve for x
    x = 558,517,599,259.64/855,213.01
  6. Step 6: Final answer
    x = 653,074.26

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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.