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Finding the Fourth Proportional to 1,594.68, 2,391.24 and 499.16

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Solution

The fourth proportional to 1,594.68, 2,391.24 and 499.16 is: 748.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.68 : 2,391.24 = 499.16 : x
  2. Step 2: Convert to fraction form
    1,594.68/2,391.24 = 499.16/x
  3. Step 3: Cross multiply
    1,594.68x = 2,391.24 × 499.16
  4. Step 4: Simplify right side
    1,594.68x = 1,193,611.36
  5. Step 5: Solve for x
    x = 1,193,611.36/1,594.68
  6. Step 6: Final answer
    x = 748.50

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.