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Finding the Fourth Proportional to 662,144.59, 993,226.00 and 188,830.00

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Solution

The fourth proportional to 662,144.59, 993,226.00 and 188,830.00 is: 283,247.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,144.59 : 993,226.00 = 188,830.00 : x
  2. Step 2: Convert to fraction form
    662,144.59/993,226.00 = 188,830.00/x
  3. Step 3: Cross multiply
    662,144.59x = 993,226.00 × 188,830.00
  4. Step 4: Simplify right side
    662,144.59x = 187,550,862,624.86
  5. Step 5: Solve for x
    x = 187,550,862,624.86/662,144.59
  6. Step 6: Final answer
    x = 283,247.60

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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.