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Finding the Third Proportional to 6,477,559.50 and 9,680,638.50

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Solution

The third proportional to 6,477,559.50 and 9,680,638.50 is: 14,467,603.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,559.50 : 9,680,638.50 = 9,680,638.50 : x
  2. Step 2: Convert to fraction form
    6,477,559.50/9,680,638.50 = 9,680,638.50/x
  3. Step 3: Cross multiply
    6,477,559.50x = 9,680,638.50 × 9,680,638.50
  4. Step 4: Simplify right side
    6,477,559.50x = 93,714,761,767,682.25
  5. Step 5: Solve for x
    x = 93,714,761,767,682.25/6,477,559.50
  6. Step 6: Final answer
    x = 14,467,603.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.