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Finding the Fourth Proportional to 832.02, 1,147.49 and 595.57

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Solution

The fourth proportional to 832.02, 1,147.49 and 595.57 is: 821.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    832.02 : 1,147.49 = 595.57 : x
  2. Step 2: Convert to fraction form
    832.02/1,147.49 = 595.57/x
  3. Step 3: Cross multiply
    832.02x = 1,147.49 × 595.57
  4. Step 4: Simplify right side
    832.02x = 683,407.64
  5. Step 5: Solve for x
    x = 683,407.64/832.02
  6. Step 6: Final answer
    x = 821.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.