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Finding the Fourth Proportional to 201,349.98, 277,866.39 and 110,709.66

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Solution

The fourth proportional to 201,349.98, 277,866.39 and 110,709.66 is: 152,781.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,349.98 : 277,866.39 = 110,709.66 : x
  2. Step 2: Convert to fraction form
    201,349.98/277,866.39 = 110,709.66/x
  3. Step 3: Cross multiply
    201,349.98x = 277,866.39 × 110,709.66
  4. Step 4: Simplify right side
    201,349.98x = 30,762,493,562.33
  5. Step 5: Solve for x
    x = 30,762,493,562.33/201,349.98
  6. Step 6: Final answer
    x = 152,781.21

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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.