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Finding the Fourth Proportional to 306,565.89, 462,728.50 and 306,565.89

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Solution

The fourth proportional to 306,565.89, 462,728.50 and 306,565.89 is: 462,728.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,565.89 : 462,728.50 = 306,565.89 : x
  2. Step 2: Convert to fraction form
    306,565.89/462,728.50 = 306,565.89/x
  3. Step 3: Cross multiply
    306,565.89x = 462,728.50 × 306,565.89
  4. Step 4: Simplify right side
    306,565.89x = 141,856,775,974.49
  5. Step 5: Solve for x
    x = 141,856,775,974.49/306,565.89
  6. Step 6: Final answer
    x = 462,728.50

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.