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Finding the Fourth Proportional to 271,637.59, 374,819.91 and 150,779.80

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Solution

The fourth proportional to 271,637.59, 374,819.91 and 150,779.80 is: 208,053.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,637.59 : 374,819.91 = 150,779.80 : x
  2. Step 2: Convert to fraction form
    271,637.59/374,819.91 = 150,779.80/x
  3. Step 3: Cross multiply
    271,637.59x = 374,819.91 × 150,779.80
  4. Step 4: Simplify right side
    271,637.59x = 56,515,271,065.82
  5. Step 5: Solve for x
    x = 56,515,271,065.82/271,637.59
  6. Step 6: Final answer
    x = 208,053.94

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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.