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Finding the Third Proportional to 5,480,028 and 8,349,237

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Solution

The third proportional to 5,480,028 and 8,349,237 is: 12,720,693.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480,028 : 8,349,237 = 8,349,237 : x
  2. Step 2: Convert to fraction form
    5,480,028/8,349,237 = 8,349,237/x
  3. Step 3: Cross multiply
    5,480,028x = 8,349,237 × 8,349,237
  4. Step 4: Simplify right side
    5,480,028x = 69,709,758,482,169
  5. Step 5: Solve for x
    x = 69,709,758,482,169/5,480,028
  6. Step 6: Final answer
    x = 12,720,693.85

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.