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Finding the Fourth Proportional to 592.76, 818.14 and 371.54

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Solution

The fourth proportional to 592.76, 818.14 and 371.54 is: 512.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.76 : 818.14 = 371.54 : x
  2. Step 2: Convert to fraction form
    592.76/818.14 = 371.54/x
  3. Step 3: Cross multiply
    592.76x = 818.14 × 371.54
  4. Step 4: Simplify right side
    592.76x = 303,971.74
  5. Step 5: Solve for x
    x = 303,971.74/592.76
  6. Step 6: Final answer
    x = 512.81

Related Problems

Find fourth proportional to 296.38, 409.07 and 185.77
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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.