Home / 583,979.04-875,968.56-140,747.04

Finding the Fourth Proportional to 583,979.04, 875,968.56 and 140,747.04

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Solution

The fourth proportional to 583,979.04, 875,968.56 and 140,747.04 is: 211,120.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,979.04 : 875,968.56 = 140,747.04 : x
  2. Step 2: Convert to fraction form
    583,979.04/875,968.56 = 140,747.04/x
  3. Step 3: Cross multiply
    583,979.04x = 875,968.56 × 140,747.04
  4. Step 4: Simplify right side
    583,979.04x = 123,289,981,953.06
  5. Step 5: Solve for x
    x = 123,289,981,953.06/583,979.04
  6. Step 6: Final answer
    x = 211,120.56

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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.