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Finding the Third Proportional to 2,863,453.75 and 4,005,411.75

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Solution

The third proportional to 2,863,453.75 and 4,005,411.75 is: 5,602,787.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,453.75 : 4,005,411.75 = 4,005,411.75 : x
  2. Step 2: Convert to fraction form
    2,863,453.75/4,005,411.75 = 4,005,411.75/x
  3. Step 3: Cross multiply
    2,863,453.75x = 4,005,411.75 × 4,005,411.75
  4. Step 4: Simplify right side
    2,863,453.75x = 16,043,323,287,038.06
  5. Step 5: Solve for x
    x = 16,043,323,287,038.06/2,863,453.75
  6. Step 6: Final answer
    x = 5,602,787.64

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.