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Finding the Third Proportional to 233,280 and 349,840

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Solution

The third proportional to 233,280 and 349,840 is: 524,640.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,280 : 349,840 = 349,840 : x
  2. Step 2: Convert to fraction form
    233,280/349,840 = 349,840/x
  3. Step 3: Cross multiply
    233,280x = 349,840 × 349,840
  4. Step 4: Simplify right side
    233,280x = 122,388,025,600
  5. Step 5: Solve for x
    x = 122,388,025,600/233,280
  6. Step 6: Final answer
    x = 524,640.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.