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Finding the Fourth Proportional to 382,174.91, 573,263.73 and 115,937.73

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Solution

The fourth proportional to 382,174.91, 573,263.73 and 115,937.73 is: 173,907.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,174.91 : 573,263.73 = 115,937.73 : x
  2. Step 2: Convert to fraction form
    382,174.91/573,263.73 = 115,937.73/x
  3. Step 3: Cross multiply
    382,174.91x = 573,263.73 × 115,937.73
  4. Step 4: Simplify right side
    382,174.91x = 66,462,895,547.53
  5. Step 5: Solve for x
    x = 66,462,895,547.53/382,174.91
  6. Step 6: Final answer
    x = 173,907.01

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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.