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Finding the Fourth Proportional to 651,924.64, 978,025.56 and 202,634.72

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Solution

The fourth proportional to 651,924.64, 978,025.56 and 202,634.72 is: 303,995.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,924.64 : 978,025.56 = 202,634.72 : x
  2. Step 2: Convert to fraction form
    651,924.64/978,025.56 = 202,634.72/x
  3. Step 3: Cross multiply
    651,924.64x = 978,025.56 × 202,634.72
  4. Step 4: Simplify right side
    651,924.64x = 198,181,935,503.44
  5. Step 5: Solve for x
    x = 198,181,935,503.44/651,924.64
  6. Step 6: Final answer
    x = 303,995.16

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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.