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Finding the Fourth Proportional to 414,924.15, 621,402.08 and 414,924.15

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Solution

The fourth proportional to 414,924.15, 621,402.08 and 414,924.15 is: 621,402.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,924.15 : 621,402.08 = 414,924.15 : x
  2. Step 2: Convert to fraction form
    414,924.15/621,402.08 = 414,924.15/x
  3. Step 3: Cross multiply
    414,924.15x = 621,402.08 × 414,924.15
  4. Step 4: Simplify right side
    414,924.15x = 257,834,727,777.61
  5. Step 5: Solve for x
    x = 257,834,727,777.61/414,924.15
  6. Step 6: Final answer
    x = 621,402.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.