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Finding the Third Proportional to 5,430,425.63 and 8,051,673.38

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Solution

The third proportional to 5,430,425.63 and 8,051,673.38 is: 11,938,188.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,425.63 : 8,051,673.38 = 8,051,673.38 : x
  2. Step 2: Convert to fraction form
    5,430,425.63/8,051,673.38 = 8,051,673.38/x
  3. Step 3: Cross multiply
    5,430,425.63x = 8,051,673.38 × 8,051,673.38
  4. Step 4: Simplify right side
    5,430,425.63x = 64,829,444,137,683.89
  5. Step 5: Solve for x
    x = 64,829,444,137,683.89/5,430,425.63
  6. Step 6: Final answer
    x = 11,938,188.39

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.