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Finding the Fourth Proportional to 202,803.30, 304,181.71 and 53,058.04

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Solution

The fourth proportional to 202,803.30, 304,181.71 and 53,058.04 is: 79,580.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,803.30 : 304,181.71 = 53,058.04 : x
  2. Step 2: Convert to fraction form
    202,803.30/304,181.71 = 53,058.04/x
  3. Step 3: Cross multiply
    202,803.30x = 304,181.71 × 53,058.04
  4. Step 4: Simplify right side
    202,803.30x = 16,139,285,336.45
  5. Step 5: Solve for x
    x = 16,139,285,336.45/202,803.30
  6. Step 6: Final answer
    x = 79,580.98

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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.