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Finding the Fourth Proportional to 985.14, 1,477.26 and 595.08

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Solution

The fourth proportional to 985.14, 1,477.26 and 595.08 is: 892.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    985.14 : 1,477.26 = 595.08 : x
  2. Step 2: Convert to fraction form
    985.14/1,477.26 = 595.08/x
  3. Step 3: Cross multiply
    985.14x = 1,477.26 × 595.08
  4. Step 4: Simplify right side
    985.14x = 879,087.88
  5. Step 5: Solve for x
    x = 879,087.88/985.14
  6. Step 6: Final answer
    x = 892.35

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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.