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Finding the Fourth Proportional to 531,069.16, 796,720.38 and 157,063

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Solution

The fourth proportional to 531,069.16, 796,720.38 and 157,063 is: 235,629.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,069.16 : 796,720.38 = 157,063 : x
  2. Step 2: Convert to fraction form
    531,069.16/796,720.38 = 157,063/x
  3. Step 3: Cross multiply
    531,069.16x = 796,720.38 × 157,063
  4. Step 4: Simplify right side
    531,069.16x = 125,135,293,043.94
  5. Step 5: Solve for x
    x = 125,135,293,043.94/531,069.16
  6. Step 6: Final answer
    x = 235,629.00

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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.