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Finding the Fourth Proportional to 444,295.72, 613,127.46 and 243,091.72

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Solution

The fourth proportional to 444,295.72, 613,127.46 and 243,091.72 is: 335,466.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,295.72 : 613,127.46 = 243,091.72 : x
  2. Step 2: Convert to fraction form
    444,295.72/613,127.46 = 243,091.72/x
  3. Step 3: Cross multiply
    444,295.72x = 613,127.46 × 243,091.72
  4. Step 4: Simplify right side
    444,295.72x = 149,046,208,830.63
  5. Step 5: Solve for x
    x = 149,046,208,830.63/444,295.72
  6. Step 6: Final answer
    x = 335,466.23

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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.