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Finding the Third Proportional to 5,920,657.03 and 8,856,886.78

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Solution

The third proportional to 5,920,657.03 and 8,856,886.78 is: 13,249,280.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920,657.03 : 8,856,886.78 = 8,856,886.78 : x
  2. Step 2: Convert to fraction form
    5,920,657.03/8,856,886.78 = 8,856,886.78/x
  3. Step 3: Cross multiply
    5,920,657.03x = 8,856,886.78 × 8,856,886.78
  4. Step 4: Simplify right side
    5,920,657.03x = 78,444,443,455,880.98
  5. Step 5: Solve for x
    x = 78,444,443,455,880.98/5,920,657.03
  6. Step 6: Final answer
    x = 13,249,280.11

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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.