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Finding the Fourth Proportional to 248,873.70, 373,310.55 and 149,340.90

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Solution

The fourth proportional to 248,873.70, 373,310.55 and 149,340.90 is: 224,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,873.70 : 373,310.55 = 149,340.90 : x
  2. Step 2: Convert to fraction form
    248,873.70/373,310.55 = 149,340.90/x
  3. Step 3: Cross multiply
    248,873.70x = 373,310.55 × 149,340.90
  4. Step 4: Simplify right side
    248,873.70x = 55,750,533,516.50
  5. Step 5: Solve for x
    x = 55,750,533,516.50/248,873.70
  6. Step 6: Final answer
    x = 224,011.35

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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.