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Finding the Third Proportional to 531,330 and 1,146,619.50

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Solution

The third proportional to 531,330 and 1,146,619.50 is: 2,474,425.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,330 : 1,146,619.50 = 1,146,619.50 : x
  2. Step 2: Convert to fraction form
    531,330/1,146,619.50 = 1,146,619.50/x
  3. Step 3: Cross multiply
    531,330x = 1,146,619.50 × 1,146,619.50
  4. Step 4: Simplify right side
    531,330x = 1,314,736,277,780.25
  5. Step 5: Solve for x
    x = 1,314,736,277,780.25/531,330
  6. Step 6: Final answer
    x = 2,474,425.08

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.