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Finding the Fourth Proportional to 203,153.74, 304,810.80 and 62,923.30

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Solution

The fourth proportional to 203,153.74, 304,810.80 and 62,923.30 is: 94,409.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,153.74 : 304,810.80 = 62,923.30 : x
  2. Step 2: Convert to fraction form
    203,153.74/304,810.80 = 62,923.30/x
  3. Step 3: Cross multiply
    203,153.74x = 304,810.80 × 62,923.30
  4. Step 4: Simplify right side
    203,153.74x = 19,179,701,411.64
  5. Step 5: Solve for x
    x = 19,179,701,411.64/203,153.74
  6. Step 6: Final answer
    x = 94,409.79

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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.