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Finding the Third Proportional to 5,453,335.50 and 8,455,594.50

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Solution

The third proportional to 5,453,335.50 and 8,455,594.50 is: 13,110,705.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453,335.50 : 8,455,594.50 = 8,455,594.50 : x
  2. Step 2: Convert to fraction form
    5,453,335.50/8,455,594.50 = 8,455,594.50/x
  3. Step 3: Cross multiply
    5,453,335.50x = 8,455,594.50 × 8,455,594.50
  4. Step 4: Simplify right side
    5,453,335.50x = 71,497,078,348,430.25
  5. Step 5: Solve for x
    x = 71,497,078,348,430.25/5,453,335.50
  6. Step 6: Final answer
    x = 13,110,705.98

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.