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Finding the Third Proportional to 935,280 and 2,020,005

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Solution

The third proportional to 935,280 and 2,020,005 is: 4,362,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,280 : 2,020,005 = 2,020,005 : x
  2. Step 2: Convert to fraction form
    935,280/2,020,005 = 2,020,005/x
  3. Step 3: Cross multiply
    935,280x = 2,020,005 × 2,020,005
  4. Step 4: Simplify right side
    935,280x = 4,080,420,200,025
  5. Step 5: Solve for x
    x = 4,080,420,200,025/935,280
  6. Step 6: Final answer
    x = 4,362,779.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.