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Finding the Fourth Proportional to 605,795.40, 908,693.10 and 185,016.60

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Solution

The fourth proportional to 605,795.40, 908,693.10 and 185,016.60 is: 277,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,795.40 : 908,693.10 = 185,016.60 : x
  2. Step 2: Convert to fraction form
    605,795.40/908,693.10 = 185,016.60/x
  3. Step 3: Cross multiply
    605,795.40x = 908,693.10 × 185,016.60
  4. Step 4: Simplify right side
    605,795.40x = 168,123,307,805.46
  5. Step 5: Solve for x
    x = 168,123,307,805.46/605,795.40
  6. Step 6: Final answer
    x = 277,524.90

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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.