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Finding the Third Proportional to 3,156,521.91 and 6,805,594.69

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Solution

The third proportional to 3,156,521.91 and 6,805,594.69 is: 14,673,149.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,521.91 : 6,805,594.69 = 6,805,594.69 : x
  2. Step 2: Convert to fraction form
    3,156,521.91/6,805,594.69 = 6,805,594.69/x
  3. Step 3: Cross multiply
    3,156,521.91x = 6,805,594.69 × 6,805,594.69
  4. Step 4: Simplify right side
    3,156,521.91x = 46,316,119,050,528.22
  5. Step 5: Solve for x
    x = 46,316,119,050,528.22/3,156,521.91
  6. Step 6: Final answer
    x = 14,673,149.89

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.