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Finding the Fourth Proportional to 273,350.40, 409,847.40 and 245,356.80

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Solution

The fourth proportional to 273,350.40, 409,847.40 and 245,356.80 is: 367,875.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,350.40 : 409,847.40 = 245,356.80 : x
  2. Step 2: Convert to fraction form
    273,350.40/409,847.40 = 245,356.80/x
  3. Step 3: Cross multiply
    273,350.40x = 409,847.40 × 245,356.80
  4. Step 4: Simplify right side
    273,350.40x = 100,558,846,552.32
  5. Step 5: Solve for x
    x = 100,558,846,552.32/273,350.40
  6. Step 6: Final answer
    x = 367,875.25

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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.