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Finding the Fourth Proportional to 275,440,343.40, 413,160,515.10 and 275,440,343.40

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Solution

The fourth proportional to 275,440,343.40, 413,160,515.10 and 275,440,343.40 is: 413,160,515.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,440,343.40 : 413,160,515.10 = 275,440,343.40 : x
  2. Step 2: Convert to fraction form
    275,440,343.40/413,160,515.10 = 275,440,343.40/x
  3. Step 3: Cross multiply
    275,440,343.40x = 413,160,515.10 × 275,440,343.40
  4. Step 4: Simplify right side
    275,440,343.40x = 113,801,074,158,464,880
  5. Step 5: Solve for x
    x = 113,801,074,158,464,880/275,440,343.40
  6. Step 6: Final answer
    x = 413,160,515.10

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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.