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Finding the Fourth Proportional to 202,479.16, 303,723.60 and 62,239

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Solution

The fourth proportional to 202,479.16, 303,723.60 and 62,239 is: 93,359.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,479.16 : 303,723.60 = 62,239 : x
  2. Step 2: Convert to fraction form
    202,479.16/303,723.60 = 62,239/x
  3. Step 3: Cross multiply
    202,479.16x = 303,723.60 × 62,239
  4. Step 4: Simplify right side
    202,479.16x = 18,903,453,140.40
  5. Step 5: Solve for x
    x = 18,903,453,140.40/202,479.16
  6. Step 6: Final answer
    x = 93,359.99

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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.