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Finding the Fourth Proportional to 444,471.87, 666,569.45 and 148,914.75

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Solution

The fourth proportional to 444,471.87, 666,569.45 and 148,914.75 is: 223,325.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,471.87 : 666,569.45 = 148,914.75 : x
  2. Step 2: Convert to fraction form
    444,471.87/666,569.45 = 148,914.75/x
  3. Step 3: Cross multiply
    444,471.87x = 666,569.45 × 148,914.75
  4. Step 4: Simplify right side
    444,471.87x = 99,262,022,259.81
  5. Step 5: Solve for x
    x = 99,262,022,259.81/444,471.87
  6. Step 6: Final answer
    x = 223,325.77

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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.