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Finding the Fourth Proportional to 604,566.80, 907,548.60 and 324,630.80

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Solution

The fourth proportional to 604,566.80, 907,548.60 and 324,630.80 is: 487,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,566.80 : 907,548.60 = 324,630.80 : x
  2. Step 2: Convert to fraction form
    604,566.80/907,548.60 = 324,630.80/x
  3. Step 3: Cross multiply
    604,566.80x = 907,548.60 × 324,630.80
  4. Step 4: Simplify right side
    604,566.80x = 294,618,228,056.88
  5. Step 5: Solve for x
    x = 294,618,228,056.88/604,566.80
  6. Step 6: Final answer
    x = 487,321.22

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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.