Home / 856,000.62-1,181,279.79-474,026.94

Finding the Fourth Proportional to 856,000.62, 1,181,279.79 and 474,026.94

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Solution

The fourth proportional to 856,000.62, 1,181,279.79 and 474,026.94 is: 654,156.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,000.62 : 1,181,279.79 = 474,026.94 : x
  2. Step 2: Convert to fraction form
    856,000.62/1,181,279.79 = 474,026.94/x
  3. Step 3: Cross multiply
    856,000.62x = 1,181,279.79 × 474,026.94
  4. Step 4: Simplify right side
    856,000.62x = 559,958,444,137.54
  5. Step 5: Solve for x
    x = 559,958,444,137.54/856,000.62
  6. Step 6: Final answer
    x = 654,156.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.