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Finding the Fourth Proportional to 1,504.85, 2,256.75 and 530.73

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Solution

The fourth proportional to 1,504.85, 2,256.75 and 530.73 is: 795.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.85 : 2,256.75 = 530.73 : x
  2. Step 2: Convert to fraction form
    1,504.85/2,256.75 = 530.73/x
  3. Step 3: Cross multiply
    1,504.85x = 2,256.75 × 530.73
  4. Step 4: Simplify right side
    1,504.85x = 1,197,724.93
  5. Step 5: Solve for x
    x = 1,197,724.93/1,504.85
  6. Step 6: Final answer
    x = 795.91

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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.