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Finding the Fourth Proportional to 575,135.84, 862,610.18 and 271,529.41

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Solution

The fourth proportional to 575,135.84, 862,610.18 and 271,529.41 is: 407,249.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,135.84 : 862,610.18 = 271,529.41 : x
  2. Step 2: Convert to fraction form
    575,135.84/862,610.18 = 271,529.41/x
  3. Step 3: Cross multiply
    575,135.84x = 862,610.18 × 271,529.41
  4. Step 4: Simplify right side
    575,135.84x = 234,224,029,321.78
  5. Step 5: Solve for x
    x = 234,224,029,321.78/575,135.84
  6. Step 6: Final answer
    x = 407,249.93

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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.