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Finding the Third Proportional to 8,956,905.75 and 13,509,585

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Solution

The third proportional to 8,956,905.75 and 13,509,585 is: 20,376,332.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,956,905.75 : 13,509,585 = 13,509,585 : x
  2. Step 2: Convert to fraction form
    8,956,905.75/13,509,585 = 13,509,585/x
  3. Step 3: Cross multiply
    8,956,905.75x = 13,509,585 × 13,509,585
  4. Step 4: Simplify right side
    8,956,905.75x = 182,508,886,872,225
  5. Step 5: Solve for x
    x = 182,508,886,872,225/8,956,905.75
  6. Step 6: Final answer
    x = 20,376,332.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.