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Finding the Fourth Proportional to 244,909.80, 367,364.70 and 87,316.20

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Solution

The fourth proportional to 244,909.80, 367,364.70 and 87,316.20 is: 130,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,909.80 : 367,364.70 = 87,316.20 : x
  2. Step 2: Convert to fraction form
    244,909.80/367,364.70 = 87,316.20/x
  3. Step 3: Cross multiply
    244,909.80x = 367,364.70 × 87,316.20
  4. Step 4: Simplify right side
    244,909.80x = 32,076,889,618.14
  5. Step 5: Solve for x
    x = 32,076,889,618.14/244,909.80
  6. Step 6: Final answer
    x = 130,974.30

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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.