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Finding the Fourth Proportional to 463,080.57, 694,778.19 and 249,868.71

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Solution

The fourth proportional to 463,080.57, 694,778.19 and 249,868.71 is: 374,887.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,080.57 : 694,778.19 = 249,868.71 : x
  2. Step 2: Convert to fraction form
    463,080.57/694,778.19 = 249,868.71/x
  3. Step 3: Cross multiply
    463,080.57x = 694,778.19 × 249,868.71
  4. Step 4: Simplify right side
    463,080.57x = 173,603,330,071.44
  5. Step 5: Solve for x
    x = 173,603,330,071.44/463,080.57
  6. Step 6: Final answer
    x = 374,887.96

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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.