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Finding the Fourth Proportional to 233,430.67, 322,283.31 and 190,512.69

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Solution

The fourth proportional to 233,430.67, 322,283.31 and 190,512.69 is: 263,029.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,430.67 : 322,283.31 = 190,512.69 : x
  2. Step 2: Convert to fraction form
    233,430.67/322,283.31 = 190,512.69/x
  3. Step 3: Cross multiply
    233,430.67x = 322,283.31 × 190,512.69
  4. Step 4: Simplify right side
    233,430.67x = 61,399,057,766.22
  5. Step 5: Solve for x
    x = 61,399,057,766.22/233,430.67
  6. Step 6: Final answer
    x = 263,029.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.