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Finding the Fourth Proportional to 233,394.41, 350,060.17 and 91,140.31

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Solution

The fourth proportional to 233,394.41, 350,060.17 and 91,140.31 is: 136,698.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,394.41 : 350,060.17 = 91,140.31 : x
  2. Step 2: Convert to fraction form
    233,394.41/350,060.17 = 91,140.31/x
  3. Step 3: Cross multiply
    233,394.41x = 350,060.17 × 91,140.31
  4. Step 4: Simplify right side
    233,394.41x = 31,904,592,412.45
  5. Step 5: Solve for x
    x = 31,904,592,412.45/233,394.41
  6. Step 6: Final answer
    x = 136,698.19

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1.5x scale

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.