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Finding the Third Proportional to 899,065 and 1,912,551.50

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Solution

The third proportional to 899,065 and 1,912,551.50 is: 4,068,508.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,065 : 1,912,551.50 = 1,912,551.50 : x
  2. Step 2: Convert to fraction form
    899,065/1,912,551.50 = 1,912,551.50/x
  3. Step 3: Cross multiply
    899,065x = 1,912,551.50 × 1,912,551.50
  4. Step 4: Simplify right side
    899,065x = 3,657,853,240,152.25
  5. Step 5: Solve for x
    x = 3,657,853,240,152.25/899,065
  6. Step 6: Final answer
    x = 4,068,508.11

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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.