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Finding the Fourth Proportional to 293,627.70, 440,441.55 and 93,954.60

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Solution

The fourth proportional to 293,627.70, 440,441.55 and 93,954.60 is: 140,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,627.70 : 440,441.55 = 93,954.60 : x
  2. Step 2: Convert to fraction form
    293,627.70/440,441.55 = 93,954.60/x
  3. Step 3: Cross multiply
    293,627.70x = 440,441.55 × 93,954.60
  4. Step 4: Simplify right side
    293,627.70x = 41,381,509,653.63
  5. Step 5: Solve for x
    x = 41,381,509,653.63/293,627.70
  6. Step 6: Final answer
    x = 140,931.90

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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.