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Finding the Fourth Proportional to 201,012.94, 277,401.32 and 110,372.73

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Solution

The fourth proportional to 201,012.94, 277,401.32 and 110,372.73 is: 152,316.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,012.94 : 277,401.32 = 110,372.73 : x
  2. Step 2: Convert to fraction form
    201,012.94/277,401.32 = 110,372.73/x
  3. Step 3: Cross multiply
    201,012.94x = 277,401.32 × 110,372.73
  4. Step 4: Simplify right side
    201,012.94x = 30,617,540,994.00
  5. Step 5: Solve for x
    x = 30,617,540,994.00/201,012.94
  6. Step 6: Final answer
    x = 152,316.27

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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.