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Finding the Third Proportional to 3,158,358 and 4,716,489

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Solution

The third proportional to 3,158,358 and 4,716,489 is: 7,043,301.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,358 : 4,716,489 = 4,716,489 : x
  2. Step 2: Convert to fraction form
    3,158,358/4,716,489 = 4,716,489/x
  3. Step 3: Cross multiply
    3,158,358x = 4,716,489 × 4,716,489
  4. Step 4: Simplify right side
    3,158,358x = 22,245,268,487,121
  5. Step 5: Solve for x
    x = 22,245,268,487,121/3,158,358
  6. Step 6: Final answer
    x = 7,043,301.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.