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Finding the Fourth Proportional to 1,459.39, 2,189.07 and 593.68

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Solution

The fourth proportional to 1,459.39, 2,189.07 and 593.68 is: 890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459.39 : 2,189.07 = 593.68 : x
  2. Step 2: Convert to fraction form
    1,459.39/2,189.07 = 593.68/x
  3. Step 3: Cross multiply
    1,459.39x = 2,189.07 × 593.68
  4. Step 4: Simplify right side
    1,459.39x = 1,299,607.08
  5. Step 5: Solve for x
    x = 1,299,607.08/1,459.39
  6. Step 6: Final answer
    x = 890.51

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Half scale
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Double scale
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1.5x scale

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.