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Finding the Third Proportional to 63,478,475.44 and 89,391,681.56

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Solution

The third proportional to 63,478,475.44 and 89,391,681.56 is: 125,883,186.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,478,475.44 : 89,391,681.56 = 89,391,681.56 : x
  2. Step 2: Convert to fraction form
    63,478,475.44/89,391,681.56 = 89,391,681.56/x
  3. Step 3: Cross multiply
    63,478,475.44x = 89,391,681.56 × 89,391,681.56
  4. Step 4: Simplify right side
    63,478,475.44x = 7,990,872,732,571,402
  5. Step 5: Solve for x
    x = 7,990,872,732,571,402/63,478,475.44
  6. Step 6: Final answer
    x = 125,883,186.03

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.