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Finding the Third Proportional to 360,620 and 540,984

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Solution

The third proportional to 360,620 and 540,984 is: 811,557.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,620 : 540,984 = 540,984 : x
  2. Step 2: Convert to fraction form
    360,620/540,984 = 540,984/x
  3. Step 3: Cross multiply
    360,620x = 540,984 × 540,984
  4. Step 4: Simplify right side
    360,620x = 292,663,688,256
  5. Step 5: Solve for x
    x = 292,663,688,256/360,620
  6. Step 6: Final answer
    x = 811,557.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.