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Finding the Third Proportional to 1,516,937.63 and 3,258,994.50

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Solution

The third proportional to 1,516,937.63 and 3,258,994.50 is: 7,001,636.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,937.63 : 3,258,994.50 = 3,258,994.50 : x
  2. Step 2: Convert to fraction form
    1,516,937.63/3,258,994.50 = 3,258,994.50/x
  3. Step 3: Cross multiply
    1,516,937.63x = 3,258,994.50 × 3,258,994.50
  4. Step 4: Simplify right side
    1,516,937.63x = 10,621,045,151,030.25
  5. Step 5: Solve for x
    x = 10,621,045,151,030.25/1,516,937.63
  6. Step 6: Final answer
    x = 7,001,636.04

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.