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Finding the Fourth Proportional to 750.58, 1,125.95 and 202.77

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Solution

The fourth proportional to 750.58, 1,125.95 and 202.77 is: 304.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    750.58 : 1,125.95 = 202.77 : x
  2. Step 2: Convert to fraction form
    750.58/1,125.95 = 202.77/x
  3. Step 3: Cross multiply
    750.58x = 1,125.95 × 202.77
  4. Step 4: Simplify right side
    750.58x = 228,308.88
  5. Step 5: Solve for x
    x = 228,308.88/750.58
  6. Step 6: Final answer
    x = 304.18

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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.