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Finding the Third Proportional to 539,276 and 1,159,960

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Solution

The third proportional to 539,276 and 1,159,960 is: 2,495,025.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,276 : 1,159,960 = 1,159,960 : x
  2. Step 2: Convert to fraction form
    539,276/1,159,960 = 1,159,960/x
  3. Step 3: Cross multiply
    539,276x = 1,159,960 × 1,159,960
  4. Step 4: Simplify right side
    539,276x = 1,345,507,201,600
  5. Step 5: Solve for x
    x = 1,345,507,201,600/539,276
  6. Step 6: Final answer
    x = 2,495,025.18

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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.