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Finding the Fourth Proportional to 310,301.70, 465,452.55 and 110,628.60

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Solution

The fourth proportional to 310,301.70, 465,452.55 and 110,628.60 is: 165,942.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,301.70 : 465,452.55 = 110,628.60 : x
  2. Step 2: Convert to fraction form
    310,301.70/465,452.55 = 110,628.60/x
  3. Step 3: Cross multiply
    310,301.70x = 465,452.55 × 110,628.60
  4. Step 4: Simplify right side
    310,301.70x = 51,492,363,972.93
  5. Step 5: Solve for x
    x = 51,492,363,972.93/310,301.70
  6. Step 6: Final answer
    x = 165,942.90

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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.