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Finding the Fourth Proportional to 604,068, 906,135.20 and 154,792.56

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Solution

The fourth proportional to 604,068, 906,135.20 and 154,792.56 is: 232,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,068 : 906,135.20 = 154,792.56 : x
  2. Step 2: Convert to fraction form
    604,068/906,135.20 = 154,792.56/x
  3. Step 3: Cross multiply
    604,068x = 906,135.20 × 154,792.56
  4. Step 4: Simplify right side
    604,068x = 140,262,987,314.11
  5. Step 5: Solve for x
    x = 140,262,987,314.11/604,068
  6. Step 6: Final answer
    x = 232,197.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.