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Finding the Fourth Proportional to 662,694.76, 994,042.15 and 164,058.76

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Solution

The fourth proportional to 662,694.76, 994,042.15 and 164,058.76 is: 246,088.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,694.76 : 994,042.15 = 164,058.76 : x
  2. Step 2: Convert to fraction form
    662,694.76/994,042.15 = 164,058.76/x
  3. Step 3: Cross multiply
    662,694.76x = 994,042.15 × 164,058.76
  4. Step 4: Simplify right side
    662,694.76x = 163,081,322,516.73
  5. Step 5: Solve for x
    x = 163,081,322,516.73/662,694.76
  6. Step 6: Final answer
    x = 246,088.14

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Double scale
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Similar ratio
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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.