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Finding the Fourth Proportional to 1,047.03, 1,569.66 and 584.96

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Solution

The fourth proportional to 1,047.03, 1,569.66 and 584.96 is: 876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047.03 : 1,569.66 = 584.96 : x
  2. Step 2: Convert to fraction form
    1,047.03/1,569.66 = 584.96/x
  3. Step 3: Cross multiply
    1,047.03x = 1,569.66 × 584.96
  4. Step 4: Simplify right side
    1,047.03x = 918,188.31
  5. Step 5: Solve for x
    x = 918,188.31/1,047.03
  6. Step 6: Final answer
    x = 876.95

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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.