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Finding the Fourth Proportional to 524,940.62, 787,536.34 and 169,955.01

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Solution

The fourth proportional to 524,940.62, 787,536.34 and 169,955.01 is: 254,973.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,940.62 : 787,536.34 = 169,955.01 : x
  2. Step 2: Convert to fraction form
    524,940.62/787,536.34 = 169,955.01/x
  3. Step 3: Cross multiply
    524,940.62x = 787,536.34 × 169,955.01
  4. Step 4: Simplify right side
    524,940.62x = 133,845,746,115.18
  5. Step 5: Solve for x
    x = 133,845,746,115.18/524,940.62
  6. Step 6: Final answer
    x = 254,973.12

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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.