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Finding the Fourth Proportional to 444,595.56, 613,541.88 and 243,391.56

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Solution

The fourth proportional to 444,595.56, 613,541.88 and 243,391.56 is: 335,880.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,595.56 : 613,541.88 = 243,391.56 : x
  2. Step 2: Convert to fraction form
    444,595.56/613,541.88 = 243,391.56/x
  3. Step 3: Cross multiply
    444,595.56x = 613,541.88 × 243,391.56
  4. Step 4: Simplify right side
    444,595.56x = 149,330,915,298.53
  5. Step 5: Solve for x
    x = 149,330,915,298.53/444,595.56
  6. Step 6: Final answer
    x = 335,880.36

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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.