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Finding the Fourth Proportional to 1,172.54, 1,759.03 and 595.42

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Solution

The fourth proportional to 1,172.54, 1,759.03 and 595.42 is: 893.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172.54 : 1,759.03 = 595.42 : x
  2. Step 2: Convert to fraction form
    1,172.54/1,759.03 = 595.42/x
  3. Step 3: Cross multiply
    1,172.54x = 1,759.03 × 595.42
  4. Step 4: Simplify right side
    1,172.54x = 1,047,355.76
  5. Step 5: Solve for x
    x = 1,047,355.76/1,172.54
  6. Step 6: Final answer
    x = 893.23

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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.