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Finding the Third Proportional to 531,864 and 1,148,980.50

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Solution

The third proportional to 531,864 and 1,148,980.50 is: 2,482,131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,864 : 1,148,980.50 = 1,148,980.50 : x
  2. Step 2: Convert to fraction form
    531,864/1,148,980.50 = 1,148,980.50/x
  3. Step 3: Cross multiply
    531,864x = 1,148,980.50 × 1,148,980.50
  4. Step 4: Simplify right side
    531,864x = 1,320,156,189,380.25
  5. Step 5: Solve for x
    x = 1,320,156,189,380.25/531,864
  6. Step 6: Final answer
    x = 2,482,131.13

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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.