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Finding the Fourth Proportional to 1,035.05, 1,552.55 and 601.88

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Solution

The fourth proportional to 1,035.05, 1,552.55 and 601.88 is: 902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035.05 : 1,552.55 = 601.88 : x
  2. Step 2: Convert to fraction form
    1,035.05/1,552.55 = 601.88/x
  3. Step 3: Cross multiply
    1,035.05x = 1,552.55 × 601.88
  4. Step 4: Simplify right side
    1,035.05x = 934,438.02
  5. Step 5: Solve for x
    x = 934,438.02/1,035.05
  6. Step 6: Final answer
    x = 902.80

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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.