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Finding the Fourth Proportional to 202,670.29, 304,038.24 and 69,554.89

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Solution

The fourth proportional to 202,670.29, 304,038.24 and 69,554.89 is: 104,343.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,670.29 : 304,038.24 = 69,554.89 : x
  2. Step 2: Convert to fraction form
    202,670.29/304,038.24 = 69,554.89/x
  3. Step 3: Cross multiply
    202,670.29x = 304,038.24 × 69,554.89
  4. Step 4: Simplify right side
    202,670.29x = 21,147,346,338.99
  5. Step 5: Solve for x
    x = 21,147,346,338.99/202,670.29
  6. Step 6: Final answer
    x = 104,343.59

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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.