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Finding the Fourth Proportional to 603,837.70, 906,002.58 and 304,404.58

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Solution

The fourth proportional to 603,837.70, 906,002.58 and 304,404.58 is: 456,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,837.70 : 906,002.58 = 304,404.58 : x
  2. Step 2: Convert to fraction form
    603,837.70/906,002.58 = 304,404.58/x
  3. Step 3: Cross multiply
    603,837.70x = 906,002.58 × 304,404.58
  4. Step 4: Simplify right side
    603,837.70x = 275,791,334,843.82
  5. Step 5: Solve for x
    x = 275,791,334,843.82/603,837.70
  6. Step 6: Final answer
    x = 456,730.90

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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.