Home / 335,736.30-503,604.45-291,996.30

Finding the Fourth Proportional to 335,736.30, 503,604.45 and 291,996.30

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Solution

The fourth proportional to 335,736.30, 503,604.45 and 291,996.30 is: 437,994.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,736.30 : 503,604.45 = 291,996.30 : x
  2. Step 2: Convert to fraction form
    335,736.30/503,604.45 = 291,996.30/x
  3. Step 3: Cross multiply
    335,736.30x = 503,604.45 × 291,996.30
  4. Step 4: Simplify right side
    335,736.30x = 147,050,636,063.54
  5. Step 5: Solve for x
    x = 147,050,636,063.54/335,736.30
  6. Step 6: Final answer
    x = 437,994.45

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Double scale
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Similar ratio
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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.