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Finding the Fourth Proportional to 370,812.76, 511,722.72 and 201,046.96

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Solution

The fourth proportional to 370,812.76, 511,722.72 and 201,046.96 is: 277,445.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,812.76 : 511,722.72 = 201,046.96 : x
  2. Step 2: Convert to fraction form
    370,812.76/511,722.72 = 201,046.96/x
  3. Step 3: Cross multiply
    370,812.76x = 511,722.72 × 201,046.96
  4. Step 4: Simplify right side
    370,812.76x = 102,880,297,218.93
  5. Step 5: Solve for x
    x = 102,880,297,218.93/370,812.76
  6. Step 6: Final answer
    x = 277,445.41

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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.