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Finding the Fourth Proportional to 429.51, 592.58 and 263.60

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Solution

The fourth proportional to 429.51, 592.58 and 263.60 is: 363.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    429.51 : 592.58 = 263.60 : x
  2. Step 2: Convert to fraction form
    429.51/592.58 = 263.60/x
  3. Step 3: Cross multiply
    429.51x = 592.58 × 263.60
  4. Step 4: Simplify right side
    429.51x = 156,199.81
  5. Step 5: Solve for x
    x = 156,199.81/429.51
  6. Step 6: Final answer
    x = 363.67

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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.