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Finding the Fourth Proportional to 604,538.56, 906,774.96 and 183,781.60

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Solution

The fourth proportional to 604,538.56, 906,774.96 and 183,781.60 is: 275,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,538.56 : 906,774.96 = 183,781.60 : x
  2. Step 2: Convert to fraction form
    604,538.56/906,774.96 = 183,781.60/x
  3. Step 3: Cross multiply
    604,538.56x = 906,774.96 × 183,781.60
  4. Step 4: Simplify right side
    604,538.56x = 166,648,552,988.74
  5. Step 5: Solve for x
    x = 166,648,552,988.74/604,538.56
  6. Step 6: Final answer
    x = 275,662.40

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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.