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Finding the Third Proportional to 983,481 and 2,145,702

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Solution

The third proportional to 983,481 and 2,145,702 is: 4,681,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,481 : 2,145,702 = 2,145,702 : x
  2. Step 2: Convert to fraction form
    983,481/2,145,702 = 2,145,702/x
  3. Step 3: Cross multiply
    983,481x = 2,145,702 × 2,145,702
  4. Step 4: Simplify right side
    983,481x = 4,604,037,072,804
  5. Step 5: Solve for x
    x = 4,604,037,072,804/983,481
  6. Step 6: Final answer
    x = 4,681,368.60

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.