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Finding the Fourth Proportional to 202,971.56, 304,495.61 and 62,697.38

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Solution

The fourth proportional to 202,971.56, 304,495.61 and 62,697.38 is: 94,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,971.56 : 304,495.61 = 62,697.38 : x
  2. Step 2: Convert to fraction form
    202,971.56/304,495.61 = 62,697.38/x
  3. Step 3: Cross multiply
    202,971.56x = 304,495.61 × 62,697.38
  4. Step 4: Simplify right side
    202,971.56x = 19,091,075,132.54
  5. Step 5: Solve for x
    x = 19,091,075,132.54/202,971.56
  6. Step 6: Final answer
    x = 94,057.88

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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.