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Finding the Third Proportional to 4,600,745.58 and 9,677,437.88

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Solution

The third proportional to 4,600,745.58 and 9,677,437.88 is: 20,356,005.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600,745.58 : 9,677,437.88 = 9,677,437.88 : x
  2. Step 2: Convert to fraction form
    4,600,745.58/9,677,437.88 = 9,677,437.88/x
  3. Step 3: Cross multiply
    4,600,745.58x = 9,677,437.88 × 9,677,437.88
  4. Step 4: Simplify right side
    4,600,745.58x = 93,652,803,824,484.52
  5. Step 5: Solve for x
    x = 93,652,803,824,484.52/4,600,745.58
  6. Step 6: Final answer
    x = 20,356,005.83

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.