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Finding the Fourth Proportional to 486,195.73, 671,017.73 and 271,349.63

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Solution

The fourth proportional to 486,195.73, 671,017.73 and 271,349.63 is: 374,500.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,195.73 : 671,017.73 = 271,349.63 : x
  2. Step 2: Convert to fraction form
    486,195.73/671,017.73 = 271,349.63/x
  3. Step 3: Cross multiply
    486,195.73x = 671,017.73 × 271,349.63
  4. Step 4: Simplify right side
    486,195.73x = 182,080,415,302.19
  5. Step 5: Solve for x
    x = 182,080,415,302.19/486,195.73
  6. Step 6: Final answer
    x = 374,500.24

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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.