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Finding the Fourth Proportional to 491,795.60, 737,693.40 and 176,608.40

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Solution

The fourth proportional to 491,795.60, 737,693.40 and 176,608.40 is: 264,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,795.60 : 737,693.40 = 176,608.40 : x
  2. Step 2: Convert to fraction form
    491,795.60/737,693.40 = 176,608.40/x
  3. Step 3: Cross multiply
    491,795.60x = 737,693.40 × 176,608.40
  4. Step 4: Simplify right side
    491,795.60x = 130,282,851,064.56
  5. Step 5: Solve for x
    x = 130,282,851,064.56/491,795.60
  6. Step 6: Final answer
    x = 264,912.60

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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.