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Finding the Fourth Proportional to 531,069.32, 796,717.51 and 171,260.66

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Solution

The fourth proportional to 531,069.32, 796,717.51 and 171,260.66 is: 256,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,069.32 : 796,717.51 = 171,260.66 : x
  2. Step 2: Convert to fraction form
    531,069.32/796,717.51 = 171,260.66/x
  3. Step 3: Cross multiply
    531,069.32x = 796,717.51 × 171,260.66
  4. Step 4: Simplify right side
    531,069.32x = 136,446,368,159.80
  5. Step 5: Solve for x
    x = 136,446,368,159.80/531,069.32
  6. Step 6: Final answer
    x = 256,927.60

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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.