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Finding the Fourth Proportional to 734,999.60, 1,102,434.60 and 202,473.20

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Solution

The fourth proportional to 734,999.60, 1,102,434.60 and 202,473.20 is: 303,691.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,999.60 : 1,102,434.60 = 202,473.20 : x
  2. Step 2: Convert to fraction form
    734,999.60/1,102,434.60 = 202,473.20/x
  3. Step 3: Cross multiply
    734,999.60x = 1,102,434.60 × 202,473.20
  4. Step 4: Simplify right side
    734,999.60x = 223,213,461,252.72
  5. Step 5: Solve for x
    x = 223,213,461,252.72/734,999.60
  6. Step 6: Final answer
    x = 303,691.95

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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.