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Finding the Fourth Proportional to 555,255.76, 832,883.36 and 181,278.76

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Solution

The fourth proportional to 555,255.76, 832,883.36 and 181,278.76 is: 271,918.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,255.76 : 832,883.36 = 181,278.76 : x
  2. Step 2: Convert to fraction form
    555,255.76/832,883.36 = 181,278.76/x
  3. Step 3: Cross multiply
    555,255.76x = 832,883.36 × 181,278.76
  4. Step 4: Simplify right side
    555,255.76x = 150,984,062,725.43
  5. Step 5: Solve for x
    x = 150,984,062,725.43/555,255.76
  6. Step 6: Final answer
    x = 271,918.05

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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.