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Finding the Fourth Proportional to 1,059.13, 1,461.62 and 593.38

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Solution

The fourth proportional to 1,059.13, 1,461.62 and 593.38 is: 818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059.13 : 1,461.62 = 593.38 : x
  2. Step 2: Convert to fraction form
    1,059.13/1,461.62 = 593.38/x
  3. Step 3: Cross multiply
    1,059.13x = 1,461.62 × 593.38
  4. Step 4: Simplify right side
    1,059.13x = 867,296.08
  5. Step 5: Solve for x
    x = 867,296.08/1,059.13
  6. Step 6: Final answer
    x = 818.88

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Double scale
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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.