Home / 891,077.54-1,336,173.95-283,786.68

Finding the Fourth Proportional to 891,077.54, 1,336,173.95 and 283,786.68

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Solution

The fourth proportional to 891,077.54, 1,336,173.95 and 283,786.68 is: 425,539.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,077.54 : 1,336,173.95 = 283,786.68 : x
  2. Step 2: Convert to fraction form
    891,077.54/1,336,173.95 = 283,786.68/x
  3. Step 3: Cross multiply
    891,077.54x = 1,336,173.95 × 283,786.68
  4. Step 4: Simplify right side
    891,077.54x = 379,188,369,882.45
  5. Step 5: Solve for x
    x = 379,188,369,882.45/891,077.54
  6. Step 6: Final answer
    x = 425,539.14

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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.