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Finding the Fourth Proportional to 296,846.60, 445,269.90 and 202,368.20

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Solution

The fourth proportional to 296,846.60, 445,269.90 and 202,368.20 is: 303,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,846.60 : 445,269.90 = 202,368.20 : x
  2. Step 2: Convert to fraction form
    296,846.60/445,269.90 = 202,368.20/x
  3. Step 3: Cross multiply
    296,846.60x = 445,269.90 × 202,368.20
  4. Step 4: Simplify right side
    296,846.60x = 90,108,468,177.18
  5. Step 5: Solve for x
    x = 90,108,468,177.18/296,846.60
  6. Step 6: Final answer
    x = 303,552.30

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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.