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Finding the Fourth Proportional to 662,712.50, 994,068.78 and 164,076.50

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Solution

The fourth proportional to 662,712.50, 994,068.78 and 164,076.50 is: 246,114.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,712.50 : 994,068.78 = 164,076.50 : x
  2. Step 2: Convert to fraction form
    662,712.50/994,068.78 = 164,076.50/x
  3. Step 3: Cross multiply
    662,712.50x = 994,068.78 × 164,076.50
  4. Step 4: Simplify right side
    662,712.50x = 163,103,326,181.67
  5. Step 5: Solve for x
    x = 163,103,326,181.67/662,712.50
  6. Step 6: Final answer
    x = 246,114.76

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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.