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Finding the Third Proportional to 234,480 and 362,928

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Solution

The third proportional to 234,480 and 362,928 is: 561,739.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,480 : 362,928 = 362,928 : x
  2. Step 2: Convert to fraction form
    234,480/362,928 = 362,928/x
  3. Step 3: Cross multiply
    234,480x = 362,928 × 362,928
  4. Step 4: Simplify right side
    234,480x = 131,716,733,184
  5. Step 5: Solve for x
    x = 131,716,733,184/234,480
  6. Step 6: Final answer
    x = 561,739.74

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.