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Finding the Fourth Proportional to 601.28, 897.04 and 573.76

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Solution

The fourth proportional to 601.28, 897.04 and 573.76 is: 855.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.28 : 897.04 = 573.76 : x
  2. Step 2: Convert to fraction form
    601.28/897.04 = 573.76/x
  3. Step 3: Cross multiply
    601.28x = 897.04 × 573.76
  4. Step 4: Simplify right side
    601.28x = 514,685.67
  5. Step 5: Solve for x
    x = 514,685.67/601.28
  6. Step 6: Final answer
    x = 855.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.