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Finding the Fourth Proportional to 582.76, 804.18 and 334.18

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Solution

The fourth proportional to 582.76, 804.18 and 334.18 is: 461.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.76 : 804.18 = 334.18 : x
  2. Step 2: Convert to fraction form
    582.76/804.18 = 334.18/x
  3. Step 3: Cross multiply
    582.76x = 804.18 × 334.18
  4. Step 4: Simplify right side
    582.76x = 268,740.87
  5. Step 5: Solve for x
    x = 268,740.87/582.76
  6. Step 6: Final answer
    x = 461.15

Related Problems

Find fourth proportional to 291.38, 402.09 and 167.09
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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.