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Finding the Fourth Proportional to 1,459.82, 2,189.70 and 594.14

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Solution

The fourth proportional to 1,459.82, 2,189.70 and 594.14 is: 891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459.82 : 2,189.70 = 594.14 : x
  2. Step 2: Convert to fraction form
    1,459.82/2,189.70 = 594.14/x
  3. Step 3: Cross multiply
    1,459.82x = 2,189.70 × 594.14
  4. Step 4: Simplify right side
    1,459.82x = 1,300,988.36
  5. Step 5: Solve for x
    x = 1,300,988.36/1,459.82
  6. Step 6: Final answer
    x = 891.20

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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.