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Finding the Fourth Proportional to 333,768.87, 500,667.12 and 97,111.55

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Solution

The fourth proportional to 333,768.87, 500,667.12 and 97,111.55 is: 145,671.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,768.87 : 500,667.12 = 97,111.55 : x
  2. Step 2: Convert to fraction form
    333,768.87/500,667.12 = 97,111.55/x
  3. Step 3: Cross multiply
    333,768.87x = 500,667.12 × 97,111.55
  4. Step 4: Simplify right side
    333,768.87x = 48,620,560,057.24
  5. Step 5: Solve for x
    x = 48,620,560,057.24/333,768.87
  6. Step 6: Final answer
    x = 145,671.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.