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Finding the Third Proportional to 5,352,685.88 and 7,630,448.06

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Solution

The third proportional to 5,352,685.88 and 7,630,448.06 is: 10,877,480.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352,685.88 : 7,630,448.06 = 7,630,448.06 : x
  2. Step 2: Convert to fraction form
    5,352,685.88/7,630,448.06 = 7,630,448.06/x
  3. Step 3: Cross multiply
    5,352,685.88x = 7,630,448.06 × 7,630,448.06
  4. Step 4: Simplify right side
    5,352,685.88x = 58,223,737,634,510
  5. Step 5: Solve for x
    x = 58,223,737,634,510/5,352,685.88
  6. Step 6: Final answer
    x = 10,877,480.76

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.