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Finding the Fourth Proportional to 482,806.97, 666,242.56 and 301,508.00

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Solution

The fourth proportional to 482,806.97, 666,242.56 and 301,508.00 is: 416,061.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,806.97 : 666,242.56 = 301,508.00 : x
  2. Step 2: Convert to fraction form
    482,806.97/666,242.56 = 301,508.00/x
  3. Step 3: Cross multiply
    482,806.97x = 666,242.56 × 301,508.00
  4. Step 4: Simplify right side
    482,806.97x = 200,877,462,692.32
  5. Step 5: Solve for x
    x = 200,877,462,692.32/482,806.97
  6. Step 6: Final answer
    x = 416,061.65

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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.