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Finding the Fourth Proportional to 4,465.79, 6,698.97 and 1,543.71

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Solution

The fourth proportional to 4,465.79, 6,698.97 and 1,543.71 is: 2,315.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465.79 : 6,698.97 = 1,543.71 : x
  2. Step 2: Convert to fraction form
    4,465.79/6,698.97 = 1,543.71/x
  3. Step 3: Cross multiply
    4,465.79x = 6,698.97 × 1,543.71
  4. Step 4: Simplify right side
    4,465.79x = 10,341,266.98
  5. Step 5: Solve for x
    x = 10,341,266.98/4,465.79
  6. Step 6: Final answer
    x = 2,315.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.