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Finding the Fourth Proportional to 202,245.30, 303,367.95 and 89,925.30

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Solution

The fourth proportional to 202,245.30, 303,367.95 and 89,925.30 is: 134,887.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,245.30 : 303,367.95 = 89,925.30 : x
  2. Step 2: Convert to fraction form
    202,245.30/303,367.95 = 89,925.30/x
  3. Step 3: Cross multiply
    202,245.30x = 303,367.95 × 89,925.30
  4. Step 4: Simplify right side
    202,245.30x = 27,280,453,914.14
  5. Step 5: Solve for x
    x = 27,280,453,914.14/202,245.30
  6. Step 6: Final answer
    x = 134,887.95

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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.