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Finding the Fourth Proportional to 604,149.60, 906,195.60 and 204,751.20

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Solution

The fourth proportional to 604,149.60, 906,195.60 and 204,751.20 is: 307,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,149.60 : 906,195.60 = 204,751.20 : x
  2. Step 2: Convert to fraction form
    604,149.60/906,195.60 = 204,751.20/x
  3. Step 3: Cross multiply
    604,149.60x = 906,195.60 × 204,751.20
  4. Step 4: Simplify right side
    604,149.60x = 185,544,636,534.72
  5. Step 5: Solve for x
    x = 185,544,636,534.72/604,149.60
  6. Step 6: Final answer
    x = 307,117.04

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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.