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Finding the Fourth Proportional to 7,000,750, 10,502,896.47 and 1,952,060.50

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Solution

The fourth proportional to 7,000,750, 10,502,896.47 and 1,952,060.50 is: 2,928,584.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,750 : 10,502,896.47 = 1,952,060.50 : x
  2. Step 2: Convert to fraction form
    7,000,750/10,502,896.47 = 1,952,060.50/x
  3. Step 3: Cross multiply
    7,000,750x = 10,502,896.47 × 1,952,060.50
  4. Step 4: Simplify right side
    7,000,750x = 20,502,289,334,676.44
  5. Step 5: Solve for x
    x = 20,502,289,334,676.44/7,000,750
  6. Step 6: Final answer
    x = 2,928,584.70

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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.