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Finding the Fourth Proportional to 202,354.75, 303,531.90 and 60,199.45

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Solution

The fourth proportional to 202,354.75, 303,531.90 and 60,199.45 is: 90,299.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,354.75 : 303,531.90 = 60,199.45 : x
  2. Step 2: Convert to fraction form
    202,354.75/303,531.90 = 60,199.45/x
  3. Step 3: Cross multiply
    202,354.75x = 303,531.90 × 60,199.45
  4. Step 4: Simplify right side
    202,354.75x = 18,272,453,437.46
  5. Step 5: Solve for x
    x = 18,272,453,437.46/202,354.75
  6. Step 6: Final answer
    x = 90,299.11

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1.5x scale

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.