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Finding the Third Proportional to 28,992,485.50 and 40,554,815.75

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Solution

The third proportional to 28,992,485.50 and 40,554,815.75 is: 56,728,253.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,992,485.50 : 40,554,815.75 = 40,554,815.75 : x
  2. Step 2: Convert to fraction form
    28,992,485.50/40,554,815.75 = 40,554,815.75/x
  3. Step 3: Cross multiply
    28,992,485.50x = 40,554,815.75 × 40,554,815.75
  4. Step 4: Simplify right side
    28,992,485.50x = 1,644,693,080,516,448
  5. Step 5: Solve for x
    x = 1,644,693,080,516,448/28,992,485.50
  6. Step 6: Final answer
    x = 56,728,253.96

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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.