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Finding the Third Proportional to 28,388,080.13 and 42,534,894.66

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Solution

The third proportional to 28,388,080.13 and 42,534,894.66 is: 63,731,582.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,388,080.13 : 42,534,894.66 = 42,534,894.66 : x
  2. Step 2: Convert to fraction form
    28,388,080.13/42,534,894.66 = 42,534,894.66/x
  3. Step 3: Cross multiply
    28,388,080.13x = 42,534,894.66 × 42,534,894.66
  4. Step 4: Simplify right side
    28,388,080.13x = 1,809,217,263,418,284.75
  5. Step 5: Solve for x
    x = 1,809,217,263,418,284.75/28,388,080.13
  6. Step 6: Final answer
    x = 63,731,582.25

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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.