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Finding the Fourth Proportional to 533,854.32, 736,719.02 and 292,136.94

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Solution

The fourth proportional to 533,854.32, 736,719.02 and 292,136.94 is: 403,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,854.32 : 736,719.02 = 292,136.94 : x
  2. Step 2: Convert to fraction form
    533,854.32/736,719.02 = 292,136.94/x
  3. Step 3: Cross multiply
    533,854.32x = 736,719.02 × 292,136.94
  4. Step 4: Simplify right side
    533,854.32x = 215,222,840,142.60
  5. Step 5: Solve for x
    x = 215,222,840,142.60/533,854.32
  6. Step 6: Final answer
    x = 403,149.01

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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.