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Finding the Fourth Proportional to 540,847.53, 746,358.30 and 336,795.57

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Solution

The fourth proportional to 540,847.53, 746,358.30 and 336,795.57 is: 464,770.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,847.53 : 746,358.30 = 336,795.57 : x
  2. Step 2: Convert to fraction form
    540,847.53/746,358.30 = 336,795.57/x
  3. Step 3: Cross multiply
    540,847.53x = 746,358.30 × 336,795.57
  4. Step 4: Simplify right side
    540,847.53x = 251,370,169,072.73
  5. Step 5: Solve for x
    x = 251,370,169,072.73/540,847.53
  6. Step 6: Final answer
    x = 464,770.86

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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.