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Finding the Fourth Proportional to 444,476.10, 613,377.01 and 243,272.10

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Solution

The fourth proportional to 444,476.10, 613,377.01 and 243,272.10 is: 335,715.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,476.10 : 613,377.01 = 243,272.10 : x
  2. Step 2: Convert to fraction form
    444,476.10/613,377.01 = 243,272.10/x
  3. Step 3: Cross multiply
    444,476.10x = 613,377.01 × 243,272.10
  4. Step 4: Simplify right side
    444,476.10x = 149,217,510,247.54
  5. Step 5: Solve for x
    x = 149,217,510,247.54/444,476.10
  6. Step 6: Final answer
    x = 335,715.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.