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Finding the Third Proportional to 392,526 and 604,179

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Solution

The third proportional to 392,526 and 604,179 is: 929,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,526 : 604,179 = 604,179 : x
  2. Step 2: Convert to fraction form
    392,526/604,179 = 604,179/x
  3. Step 3: Cross multiply
    392,526x = 604,179 × 604,179
  4. Step 4: Simplify right side
    392,526x = 365,032,264,041
  5. Step 5: Solve for x
    x = 365,032,264,041/392,526
  6. Step 6: Final answer
    x = 929,956.90

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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.