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Finding the Fourth Proportional to 603,036.82, 832,201.19 and 331,116.18

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Solution

The fourth proportional to 603,036.82, 832,201.19 and 331,116.18 is: 456,946.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,036.82 : 832,201.19 = 331,116.18 : x
  2. Step 2: Convert to fraction form
    603,036.82/832,201.19 = 331,116.18/x
  3. Step 3: Cross multiply
    603,036.82x = 832,201.19 × 331,116.18
  4. Step 4: Simplify right side
    603,036.82x = 275,555,279,024.25
  5. Step 5: Solve for x
    x = 275,555,279,024.25/603,036.82
  6. Step 6: Final answer
    x = 456,946.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.