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Finding the Fourth Proportional to 300,872.18, 450,590.88 and 174,244.88

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Solution

The fourth proportional to 300,872.18, 450,590.88 and 174,244.88 is: 260,951.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,872.18 : 450,590.88 = 174,244.88 : x
  2. Step 2: Convert to fraction form
    300,872.18/450,590.88 = 174,244.88/x
  3. Step 3: Cross multiply
    300,872.18x = 450,590.88 × 174,244.88
  4. Step 4: Simplify right side
    300,872.18x = 78,513,153,814.69
  5. Step 5: Solve for x
    x = 78,513,153,814.69/300,872.18
  6. Step 6: Final answer
    x = 260,951.86

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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.