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Finding the Third Proportional to 60,240 and 130,308

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Solution

The third proportional to 60,240 and 130,308 is: 281,875.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,240 : 130,308 = 130,308 : x
  2. Step 2: Convert to fraction form
    60,240/130,308 = 130,308/x
  3. Step 3: Cross multiply
    60,240x = 130,308 × 130,308
  4. Step 4: Simplify right side
    60,240x = 16,980,174,864
  5. Step 5: Solve for x
    x = 16,980,174,864/60,240
  6. Step 6: Final answer
    x = 281,875.41

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.