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Finding the Fourth Proportional to 555,256.76, 832,884.86 and 181,279.76

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Solution

The fourth proportional to 555,256.76, 832,884.86 and 181,279.76 is: 271,919.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,256.76 : 832,884.86 = 181,279.76 : x
  2. Step 2: Convert to fraction form
    555,256.76/832,884.86 = 181,279.76/x
  3. Step 3: Cross multiply
    555,256.76x = 832,884.86 × 181,279.76
  4. Step 4: Simplify right side
    555,256.76x = 150,985,167,528.43
  5. Step 5: Solve for x
    x = 150,985,167,528.43/555,256.76
  6. Step 6: Final answer
    x = 271,919.55

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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.