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Finding the Fourth Proportional to 32,256,861.80, 45,219,326.20 and 32,256,861.80

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Solution

The fourth proportional to 32,256,861.80, 45,219,326.20 and 32,256,861.80 is: 45,219,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,256,861.80 : 45,219,326.20 = 32,256,861.80 : x
  2. Step 2: Convert to fraction form
    32,256,861.80/45,219,326.20 = 32,256,861.80/x
  3. Step 3: Cross multiply
    32,256,861.80x = 45,219,326.20 × 32,256,861.80
  4. Step 4: Simplify right side
    32,256,861.80x = 1,458,633,555,922,519.25
  5. Step 5: Solve for x
    x = 1,458,633,555,922,519.25/32,256,861.80
  6. Step 6: Final answer
    x = 45,219,326.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.