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Finding the Fourth Proportional to 16,803,463.05, 25,205,194.58 and 16,803,463.05

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Solution

The fourth proportional to 16,803,463.05, 25,205,194.58 and 16,803,463.05 is: 25,205,194.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803,463.05 : 25,205,194.58 = 16,803,463.05 : x
  2. Step 2: Convert to fraction form
    16,803,463.05/25,205,194.58 = 16,803,463.05/x
  3. Step 3: Cross multiply
    16,803,463.05x = 25,205,194.58 × 16,803,463.05
  4. Step 4: Simplify right side
    16,803,463.05x = 423,534,555,709,072.94
  5. Step 5: Solve for x
    x = 423,534,555,709,072.94/16,803,463.05
  6. Step 6: Final answer
    x = 25,205,194.58

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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.