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Finding the Third Proportional to 65,953,019.81 and 87,927,378.19

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Solution

The third proportional to 65,953,019.81 and 87,927,378.19 is: 117,223,197.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,953,019.81 : 87,927,378.19 = 87,927,378.19 : x
  2. Step 2: Convert to fraction form
    65,953,019.81/87,927,378.19 = 87,927,378.19/x
  3. Step 3: Cross multiply
    65,953,019.81x = 87,927,378.19 × 87,927,378.19
  4. Step 4: Simplify right side
    65,953,019.81x = 7,731,223,834,927,651
  5. Step 5: Solve for x
    x = 7,731,223,834,927,651/65,953,019.81
  6. Step 6: Final answer
    x = 117,223,197.01

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.