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Finding the Fourth Proportional to 533,817.62, 736,668.29 and 292,100.21

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Solution

The fourth proportional to 533,817.62, 736,668.29 and 292,100.21 is: 403,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,817.62 : 736,668.29 = 292,100.21 : x
  2. Step 2: Convert to fraction form
    533,817.62/736,668.29 = 292,100.21/x
  3. Step 3: Cross multiply
    533,817.62x = 736,668.29 × 292,100.21
  4. Step 4: Simplify right side
    533,817.62x = 215,180,960,375.69
  5. Step 5: Solve for x
    x = 215,180,960,375.69/533,817.62
  6. Step 6: Final answer
    x = 403,098.27

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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.