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Finding the Fourth Proportional to 604,230.60, 906,317.10 and 204,832.20

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Solution

The fourth proportional to 604,230.60, 906,317.10 and 204,832.20 is: 307,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,230.60 : 906,317.10 = 204,832.20 : x
  2. Step 2: Convert to fraction form
    604,230.60/906,317.10 = 204,832.20/x
  3. Step 3: Cross multiply
    604,230.60x = 906,317.10 × 204,832.20
  4. Step 4: Simplify right side
    604,230.60x = 185,642,925,490.62
  5. Step 5: Solve for x
    x = 185,642,925,490.62/604,230.60
  6. Step 6: Final answer
    x = 307,238.54

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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.