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Finding the Fourth Proportional to 269,495.30, 404,312.21 and 101,017.94

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Solution

The fourth proportional to 269,495.30, 404,312.21 and 101,017.94 is: 151,552.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,495.30 : 404,312.21 = 101,017.94 : x
  2. Step 2: Convert to fraction form
    269,495.30/404,312.21 = 101,017.94/x
  3. Step 3: Cross multiply
    269,495.30x = 404,312.21 × 101,017.94
  4. Step 4: Simplify right side
    269,495.30x = 40,842,784,423.21
  5. Step 5: Solve for x
    x = 40,842,784,423.21/269,495.30
  6. Step 6: Final answer
    x = 151,552.86

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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.