Home / 654,738.46-982,104.99-181,422.46

Finding the Fourth Proportional to 654,738.46, 982,104.99 and 181,422.46

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Solution

The fourth proportional to 654,738.46, 982,104.99 and 181,422.46 is: 272,132.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,738.46 : 982,104.99 = 181,422.46 : x
  2. Step 2: Convert to fraction form
    654,738.46/982,104.99 = 181,422.46/x
  3. Step 3: Cross multiply
    654,738.46x = 982,104.99 × 181,422.46
  4. Step 4: Simplify right side
    654,738.46x = 178,175,903,264.08
  5. Step 5: Solve for x
    x = 178,175,903,264.08/654,738.46
  6. Step 6: Final answer
    x = 272,132.94

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Half scale
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Double scale
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Similar ratio
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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.