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Finding the Fourth Proportional to 533,760.60, 736,571.30 and 304,391.71

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Solution

The fourth proportional to 533,760.60, 736,571.30 and 304,391.71 is: 420,050.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,760.60 : 736,571.30 = 304,391.71 : x
  2. Step 2: Convert to fraction form
    533,760.60/736,571.30 = 304,391.71/x
  3. Step 3: Cross multiply
    533,760.60x = 736,571.30 × 304,391.71
  4. Step 4: Simplify right side
    533,760.60x = 224,206,196,463.47
  5. Step 5: Solve for x
    x = 224,206,196,463.47/533,760.60
  6. Step 6: Final answer
    x = 420,050.11

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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.