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Finding the Fourth Proportional to 523,065.98, 784,598.98 and 149,079.26

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Solution

The fourth proportional to 523,065.98, 784,598.98 and 149,079.26 is: 223,618.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,065.98 : 784,598.98 = 149,079.26 : x
  2. Step 2: Convert to fraction form
    523,065.98/784,598.98 = 149,079.26/x
  3. Step 3: Cross multiply
    523,065.98x = 784,598.98 × 149,079.26
  4. Step 4: Simplify right side
    523,065.98x = 116,967,435,335.16
  5. Step 5: Solve for x
    x = 116,967,435,335.16/523,065.98
  6. Step 6: Final answer
    x = 223,618.89

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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.