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Finding the Third Proportional to 368,444 and 540,579

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Solution

The third proportional to 368,444 and 540,579 is: 793,134.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,444 : 540,579 = 540,579 : x
  2. Step 2: Convert to fraction form
    368,444/540,579 = 540,579/x
  3. Step 3: Cross multiply
    368,444x = 540,579 × 540,579
  4. Step 4: Simplify right side
    368,444x = 292,225,655,241
  5. Step 5: Solve for x
    x = 292,225,655,241/368,444
  6. Step 6: Final answer
    x = 793,134.52

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.