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Finding the Third Proportional to 558,040 and 1,208,798

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Solution

The third proportional to 558,040 and 1,208,798 is: 2,618,437.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,040 : 1,208,798 = 1,208,798 : x
  2. Step 2: Convert to fraction form
    558,040/1,208,798 = 1,208,798/x
  3. Step 3: Cross multiply
    558,040x = 1,208,798 × 1,208,798
  4. Step 4: Simplify right side
    558,040x = 1,461,192,604,804
  5. Step 5: Solve for x
    x = 1,461,192,604,804/558,040
  6. Step 6: Final answer
    x = 2,618,437.04

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.