Home / 579,278.44-868,918.34-242,134.62

Finding the Fourth Proportional to 579,278.44, 868,918.34 and 242,134.62

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Solution

The fourth proportional to 579,278.44, 868,918.34 and 242,134.62 is: 363,202.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,278.44 : 868,918.34 = 242,134.62 : x
  2. Step 2: Convert to fraction form
    579,278.44/868,918.34 = 242,134.62/x
  3. Step 3: Cross multiply
    579,278.44x = 868,918.34 × 242,134.62
  4. Step 4: Simplify right side
    579,278.44x = 210,395,208,051.82
  5. Step 5: Solve for x
    x = 210,395,208,051.82/579,278.44
  6. Step 6: Final answer
    x = 363,202.21

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Double scale
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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.