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Finding the Fourth Proportional to 671,698.44, 926,661.06 and 444,950.28

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Solution

The fourth proportional to 671,698.44, 926,661.06 and 444,950.28 is: 613,844.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,698.44 : 926,661.06 = 444,950.28 : x
  2. Step 2: Convert to fraction form
    671,698.44/926,661.06 = 444,950.28/x
  3. Step 3: Cross multiply
    671,698.44x = 926,661.06 × 444,950.28
  4. Step 4: Simplify right side
    671,698.44x = 412,318,098,112.10
  5. Step 5: Solve for x
    x = 412,318,098,112.10/671,698.44
  6. Step 6: Final answer
    x = 613,844.06

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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.