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Finding the Fourth Proportional to 36,857,714.40, 55,286,571.60 and 36,857,714.40

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Solution

The fourth proportional to 36,857,714.40, 55,286,571.60 and 36,857,714.40 is: 55,286,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,857,714.40 : 55,286,571.60 = 36,857,714.40 : x
  2. Step 2: Convert to fraction form
    36,857,714.40/55,286,571.60 = 36,857,714.40/x
  3. Step 3: Cross multiply
    36,857,714.40x = 55,286,571.60 × 36,857,714.40
  4. Step 4: Simplify right side
    36,857,714.40x = 2,037,736,666,187,951
  5. Step 5: Solve for x
    x = 2,037,736,666,187,951/36,857,714.40
  6. Step 6: Final answer
    x = 55,286,571.60

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Similar ratio
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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.