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Finding the Third Proportional to 931,338 and 2,045,559

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Solution

The third proportional to 931,338 and 2,045,559 is: 4,492,795.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,338 : 2,045,559 = 2,045,559 : x
  2. Step 2: Convert to fraction form
    931,338/2,045,559 = 2,045,559/x
  3. Step 3: Cross multiply
    931,338x = 2,045,559 × 2,045,559
  4. Step 4: Simplify right side
    931,338x = 4,184,311,622,481
  5. Step 5: Solve for x
    x = 4,184,311,622,481/931,338
  6. Step 6: Final answer
    x = 4,492,795.98

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.