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Finding the Fourth Proportional to 663,300.72, 994,951.08 and 164,664.72

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Solution

The fourth proportional to 663,300.72, 994,951.08 and 164,664.72 is: 246,997.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,300.72 : 994,951.08 = 164,664.72 : x
  2. Step 2: Convert to fraction form
    663,300.72/994,951.08 = 164,664.72/x
  3. Step 3: Cross multiply
    663,300.72x = 994,951.08 × 164,664.72
  4. Step 4: Simplify right side
    663,300.72x = 163,833,341,001.90
  5. Step 5: Solve for x
    x = 163,833,341,001.90/663,300.72
  6. Step 6: Final answer
    x = 246,997.08

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Similar ratio
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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.