Home / 611,819.56-917,747.44-292,005.13

Finding the Fourth Proportional to 611,819.56, 917,747.44 and 292,005.13

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Solution

The fourth proportional to 611,819.56, 917,747.44 and 292,005.13 is: 438,016.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,819.56 : 917,747.44 = 292,005.13 : x
  2. Step 2: Convert to fraction form
    611,819.56/917,747.44 = 292,005.13/x
  3. Step 3: Cross multiply
    611,819.56x = 917,747.44 × 292,005.13
  4. Step 4: Simplify right side
    611,819.56x = 267,986,955,205.62
  5. Step 5: Solve for x
    x = 267,986,955,205.62/611,819.56
  6. Step 6: Final answer
    x = 438,016.33

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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.