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Finding the Third Proportional to 1,564,809.89 and 3,336,314.06

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Solution

The third proportional to 1,564,809.89 and 3,336,314.06 is: 7,113,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,809.89 : 3,336,314.06 = 3,336,314.06 : x
  2. Step 2: Convert to fraction form
    1,564,809.89/3,336,314.06 = 3,336,314.06/x
  3. Step 3: Cross multiply
    1,564,809.89x = 3,336,314.06 × 3,336,314.06
  4. Step 4: Simplify right side
    1,564,809.89x = 11,130,991,523,635.25
  5. Step 5: Solve for x
    x = 11,130,991,523,635.25/1,564,809.89
  6. Step 6: Final answer
    x = 7,113,318.74

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.