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Finding the Fourth Proportional to 593.19, 818.55 and 331.19

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Solution

The fourth proportional to 593.19, 818.55 and 331.19 is: 457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.19 : 818.55 = 331.19 : x
  2. Step 2: Convert to fraction form
    593.19/818.55 = 331.19/x
  3. Step 3: Cross multiply
    593.19x = 818.55 × 331.19
  4. Step 4: Simplify right side
    593.19x = 271,095.57
  5. Step 5: Solve for x
    x = 271,095.57/593.19
  6. Step 6: Final answer
    x = 457.01

Related Problems

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Half scale
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Double scale
Find fourth proportional to 594.19, 819.93 and 332.19
Similar ratio
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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.