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Finding the Fourth Proportional to 357,571.64, 536,404.82 and 120,982.04

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Solution

The fourth proportional to 357,571.64, 536,404.82 and 120,982.04 is: 181,489.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,571.64 : 536,404.82 = 120,982.04 : x
  2. Step 2: Convert to fraction form
    357,571.64/536,404.82 = 120,982.04/x
  3. Step 3: Cross multiply
    357,571.64x = 536,404.82 × 120,982.04
  4. Step 4: Simplify right side
    357,571.64x = 64,895,349,389.43
  5. Step 5: Solve for x
    x = 64,895,349,389.43/357,571.64
  6. Step 6: Final answer
    x = 181,489.08

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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.