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Finding the Fourth Proportional to 336,360.40, 503,969.65 and 202,960.35

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Solution

The fourth proportional to 336,360.40, 503,969.65 and 202,960.35 is: 304,096.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,360.40 : 503,969.65 = 202,960.35 : x
  2. Step 2: Convert to fraction form
    336,360.40/503,969.65 = 202,960.35/x
  3. Step 3: Cross multiply
    336,360.40x = 503,969.65 × 202,960.35
  4. Step 4: Simplify right side
    336,360.40x = 102,285,856,045.98
  5. Step 5: Solve for x
    x = 102,285,856,045.98/336,360.40
  6. Step 6: Final answer
    x = 304,096.01

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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.