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Finding the Fourth Proportional to 203,004.40, 304,515.24 and 62,765.68

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Solution

The fourth proportional to 203,004.40, 304,515.24 and 62,765.68 is: 94,151.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,004.40 : 304,515.24 = 62,765.68 : x
  2. Step 2: Convert to fraction form
    203,004.40/304,515.24 = 62,765.68/x
  3. Step 3: Cross multiply
    203,004.40x = 304,515.24 × 62,765.68
  4. Step 4: Simplify right side
    203,004.40x = 19,113,106,108.96
  5. Step 5: Solve for x
    x = 19,113,106,108.96/203,004.40
  6. Step 6: Final answer
    x = 94,151.19

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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.