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Finding the Fourth Proportional to 662,672.40, 994,008.60 and 164,036.40

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Solution

The fourth proportional to 662,672.40, 994,008.60 and 164,036.40 is: 246,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,672.40 : 994,008.60 = 164,036.40 : x
  2. Step 2: Convert to fraction form
    662,672.40/994,008.60 = 164,036.40/x
  3. Step 3: Cross multiply
    662,672.40x = 994,008.60 × 164,036.40
  4. Step 4: Simplify right side
    662,672.40x = 163,053,592,313.04
  5. Step 5: Solve for x
    x = 163,053,592,313.04/662,672.40
  6. Step 6: Final answer
    x = 246,054.60

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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.