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Finding the Fourth Proportional to 604,758.60, 906,505.02 and 225,526.78

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Solution

The fourth proportional to 604,758.60, 906,505.02 and 225,526.78 is: 338,054.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,758.60 : 906,505.02 = 225,526.78 : x
  2. Step 2: Convert to fraction form
    604,758.60/906,505.02 = 225,526.78/x
  3. Step 3: Cross multiply
    604,758.60x = 906,505.02 × 225,526.78
  4. Step 4: Simplify right side
    604,758.60x = 204,441,158,214.44
  5. Step 5: Solve for x
    x = 204,441,158,214.44/604,758.60
  6. Step 6: Final answer
    x = 338,054.16

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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.