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Finding the Third Proportional to 153,828 and 232,864.31

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Solution

The third proportional to 153,828 and 232,864.31 is: 352,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,828 : 232,864.31 = 232,864.31 : x
  2. Step 2: Convert to fraction form
    153,828/232,864.31 = 232,864.31/x
  3. Step 3: Cross multiply
    153,828x = 232,864.31 × 232,864.31
  4. Step 4: Simplify right side
    153,828x = 54,225,788,036.10
  5. Step 5: Solve for x
    x = 54,225,788,036.10/153,828
  6. Step 6: Final answer
    x = 352,509.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.