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Finding the Third Proportional to 5,640,129 and 8,592,381

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Solution

The third proportional to 5,640,129 and 8,592,381 is: 13,089,950.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640,129 : 8,592,381 = 8,592,381 : x
  2. Step 2: Convert to fraction form
    5,640,129/8,592,381 = 8,592,381/x
  3. Step 3: Cross multiply
    5,640,129x = 8,592,381 × 8,592,381
  4. Step 4: Simplify right side
    5,640,129x = 73,829,011,249,161
  5. Step 5: Solve for x
    x = 73,829,011,249,161/5,640,129
  6. Step 6: Final answer
    x = 13,089,950.82

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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.