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Finding the Third Proportional to 4,277,533.13 and 8,908,904.63

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Solution

The third proportional to 4,277,533.13 and 8,908,904.63 is: 18,554,755.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277,533.13 : 8,908,904.63 = 8,908,904.63 : x
  2. Step 2: Convert to fraction form
    4,277,533.13/8,908,904.63 = 8,908,904.63/x
  3. Step 3: Cross multiply
    4,277,533.13x = 8,908,904.63 × 8,908,904.63
  4. Step 4: Simplify right side
    4,277,533.13x = 79,368,581,617,346.39
  5. Step 5: Solve for x
    x = 79,368,581,617,346.39/4,277,533.13
  6. Step 6: Final answer
    x = 18,554,755.58

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.