Home / 523,055.97-784,583.96-149,069.25

Finding the Fourth Proportional to 523,055.97, 784,583.96 and 149,069.25

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Solution

The fourth proportional to 523,055.97, 784,583.96 and 149,069.25 is: 223,603.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,055.97 : 784,583.96 = 149,069.25 : x
  2. Step 2: Convert to fraction form
    523,055.97/784,583.96 = 149,069.25/x
  3. Step 3: Cross multiply
    523,055.97x = 784,583.96 × 149,069.25
  4. Step 4: Simplify right side
    523,055.97x = 116,957,341,733.88
  5. Step 5: Solve for x
    x = 116,957,341,733.88/523,055.97
  6. Step 6: Final answer
    x = 223,603.88

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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.