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Finding the Fourth Proportional to 659,157.30, 988,735.95 and 304,066.26

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Solution

The fourth proportional to 659,157.30, 988,735.95 and 304,066.26 is: 456,099.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,157.30 : 988,735.95 = 304,066.26 : x
  2. Step 2: Convert to fraction form
    659,157.30/988,735.95 = 304,066.26/x
  3. Step 3: Cross multiply
    659,157.30x = 988,735.95 × 304,066.26
  4. Step 4: Simplify right side
    659,157.30x = 300,641,242,444.05
  5. Step 5: Solve for x
    x = 300,641,242,444.05/659,157.30
  6. Step 6: Final answer
    x = 456,099.39

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Similar ratio
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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.