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Finding the Third Proportional to 913,579 and 1,340,506

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Solution

The third proportional to 913,579 and 1,340,506 is: 1,966,941.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,579 : 1,340,506 = 1,340,506 : x
  2. Step 2: Convert to fraction form
    913,579/1,340,506 = 1,340,506/x
  3. Step 3: Cross multiply
    913,579x = 1,340,506 × 1,340,506
  4. Step 4: Simplify right side
    913,579x = 1,796,956,336,036
  5. Step 5: Solve for x
    x = 1,796,956,336,036/913,579
  6. Step 6: Final answer
    x = 1,966,941.38

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.