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Finding the Fourth Proportional to 266,802.90, 368,281.83 and 164,906.52

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Solution

The fourth proportional to 266,802.90, 368,281.83 and 164,906.52 is: 227,628.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,802.90 : 368,281.83 = 164,906.52 : x
  2. Step 2: Convert to fraction form
    266,802.90/368,281.83 = 164,906.52/x
  3. Step 3: Cross multiply
    266,802.90x = 368,281.83 × 164,906.52
  4. Step 4: Simplify right side
    266,802.90x = 60,732,074,964.53
  5. Step 5: Solve for x
    x = 60,732,074,964.53/266,802.90
  6. Step 6: Final answer
    x = 227,628.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.