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Finding the Fourth Proportional to 7,000,753, 10,502,900.98 and 1,952,063.50

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Solution

The fourth proportional to 7,000,753, 10,502,900.98 and 1,952,063.50 is: 2,928,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,753 : 10,502,900.98 = 1,952,063.50 : x
  2. Step 2: Convert to fraction form
    7,000,753/10,502,900.98 = 1,952,063.50/x
  3. Step 3: Cross multiply
    7,000,753x = 10,502,900.98 × 1,952,063.50
  4. Step 4: Simplify right side
    7,000,753x = 20,502,329,647,172.23
  5. Step 5: Solve for x
    x = 20,502,329,647,172.23/7,000,753
  6. Step 6: Final answer
    x = 2,928,589.20

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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.