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Finding the Third Proportional to 39,909,366 and 85,784,529.50

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Solution

The third proportional to 39,909,366 and 85,784,529.50 is: 184,392,443.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,909,366 : 85,784,529.50 = 85,784,529.50 : x
  2. Step 2: Convert to fraction form
    39,909,366/85,784,529.50 = 85,784,529.50/x
  3. Step 3: Cross multiply
    39,909,366x = 85,784,529.50 × 85,784,529.50
  4. Step 4: Simplify right side
    39,909,366x = 7,358,985,501,536,370
  5. Step 5: Solve for x
    x = 7,358,985,501,536,370/39,909,366
  6. Step 6: Final answer
    x = 184,392,443.16

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.