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Finding the Fourth Proportional to 202,650.40, 303,946.80 and 62,423.20

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Solution

The fourth proportional to 202,650.40, 303,946.80 and 62,423.20 is: 93,625.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,650.40 : 303,946.80 = 62,423.20 : x
  2. Step 2: Convert to fraction form
    202,650.40/303,946.80 = 62,423.20/x
  3. Step 3: Cross multiply
    202,650.40x = 303,946.80 × 62,423.20
  4. Step 4: Simplify right side
    202,650.40x = 18,973,331,885.76
  5. Step 5: Solve for x
    x = 18,973,331,885.76/202,650.40
  6. Step 6: Final answer
    x = 93,625.93

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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.