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Finding the Fourth Proportional to 202,980.94, 304,500.57 and 62,750.50

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Solution

The fourth proportional to 202,980.94, 304,500.57 and 62,750.50 is: 94,134.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,980.94 : 304,500.57 = 62,750.50 : x
  2. Step 2: Convert to fraction form
    202,980.94/304,500.57 = 62,750.50/x
  3. Step 3: Cross multiply
    202,980.94x = 304,500.57 × 62,750.50
  4. Step 4: Simplify right side
    202,980.94x = 19,107,563,017.79
  5. Step 5: Solve for x
    x = 19,107,563,017.79/202,980.94
  6. Step 6: Final answer
    x = 94,134.76

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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.