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Finding the Third Proportional to 349,719 and 540,076

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Solution

The third proportional to 349,719 and 540,076 is: 834,047.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,719 : 540,076 = 540,076 : x
  2. Step 2: Convert to fraction form
    349,719/540,076 = 540,076/x
  3. Step 3: Cross multiply
    349,719x = 540,076 × 540,076
  4. Step 4: Simplify right side
    349,719x = 291,682,085,776
  5. Step 5: Solve for x
    x = 291,682,085,776/349,719
  6. Step 6: Final answer
    x = 834,047.01

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.