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Finding the Fourth Proportional to 247,873.72, 370,892.04 and 148,088.20

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Solution

The fourth proportional to 247,873.72, 370,892.04 and 148,088.20 is: 221,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,873.72 : 370,892.04 = 148,088.20 : x
  2. Step 2: Convert to fraction form
    247,873.72/370,892.04 = 148,088.20/x
  3. Step 3: Cross multiply
    247,873.72x = 370,892.04 × 148,088.20
  4. Step 4: Simplify right side
    247,873.72x = 54,924,734,597.93
  5. Step 5: Solve for x
    x = 54,924,734,597.93/247,873.72
  6. Step 6: Final answer
    x = 221,583.53

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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.