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Finding the Third Proportional to 3,316,993.50 and 4,998,868.50

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Solution

The third proportional to 3,316,993.50 and 4,998,868.50 is: 7,533,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,993.50 : 4,998,868.50 = 4,998,868.50 : x
  2. Step 2: Convert to fraction form
    3,316,993.50/4,998,868.50 = 4,998,868.50/x
  3. Step 3: Cross multiply
    3,316,993.50x = 4,998,868.50 × 4,998,868.50
  4. Step 4: Simplify right side
    3,316,993.50x = 24,988,686,280,292.25
  5. Step 5: Solve for x
    x = 24,988,686,280,292.25/3,316,993.50
  6. Step 6: Final answer
    x = 7,533,534.90

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.