Home / 654,370.56-981,554.52-181,054.56

Finding the Fourth Proportional to 654,370.56, 981,554.52 and 181,054.56

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Solution

The fourth proportional to 654,370.56, 981,554.52 and 181,054.56 is: 271,581.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,370.56 : 981,554.52 = 181,054.56 : x
  2. Step 2: Convert to fraction form
    654,370.56/981,554.52 = 181,054.56/x
  3. Step 3: Cross multiply
    654,370.56x = 981,554.52 × 181,054.56
  4. Step 4: Simplify right side
    654,370.56x = 177,714,921,734.61
  5. Step 5: Solve for x
    x = 177,714,921,734.61/654,370.56
  6. Step 6: Final answer
    x = 271,581.47

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Double scale
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Similar ratio
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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.