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Finding the Fourth Proportional to 604,532.60, 906,021.30 and 367,623.80

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Solution

The fourth proportional to 604,532.60, 906,021.30 and 367,623.80 is: 550,962.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,532.60 : 906,021.30 = 367,623.80 : x
  2. Step 2: Convert to fraction form
    604,532.60/906,021.30 = 367,623.80/x
  3. Step 3: Cross multiply
    604,532.60x = 906,021.30 × 367,623.80
  4. Step 4: Simplify right side
    604,532.60x = 333,074,993,186.94
  5. Step 5: Solve for x
    x = 333,074,993,186.94/604,532.60
  6. Step 6: Final answer
    x = 550,962.83

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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.