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Finding the Third Proportional to 8,622,897.75 and 13,526,800.88

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Solution

The third proportional to 8,622,897.75 and 13,526,800.88 is: 21,219,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,622,897.75 : 13,526,800.88 = 13,526,800.88 : x
  2. Step 2: Convert to fraction form
    8,622,897.75/13,526,800.88 = 13,526,800.88/x
  3. Step 3: Cross multiply
    8,622,897.75x = 13,526,800.88 × 13,526,800.88
  4. Step 4: Simplify right side
    8,622,897.75x = 182,974,341,911,900.75
  5. Step 5: Solve for x
    x = 182,974,341,911,900.75/8,622,897.75
  6. Step 6: Final answer
    x = 21,219,588.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.