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Finding the Fourth Proportional to 582.96, 874.29 and 192.99

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Solution

The fourth proportional to 582.96, 874.29 and 192.99 is: 289.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.96 : 874.29 = 192.99 : x
  2. Step 2: Convert to fraction form
    582.96/874.29 = 192.99/x
  3. Step 3: Cross multiply
    582.96x = 874.29 × 192.99
  4. Step 4: Simplify right side
    582.96x = 168,729.23
  5. Step 5: Solve for x
    x = 168,729.23/582.96
  6. Step 6: Final answer
    x = 289.44

Related Problems

Find fourth proportional to 291.48, 437.15 and 96.50
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.