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Finding the Fourth Proportional to 533,639.52, 736,440.08 and 304,192.71

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Solution

The fourth proportional to 533,639.52, 736,440.08 and 304,192.71 is: 419,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,639.52 : 736,440.08 = 304,192.71 : x
  2. Step 2: Convert to fraction form
    533,639.52/736,440.08 = 304,192.71/x
  3. Step 3: Cross multiply
    533,639.52x = 736,440.08 × 304,192.71
  4. Step 4: Simplify right side
    533,639.52x = 224,019,702,166.85
  5. Step 5: Solve for x
    x = 224,019,702,166.85/533,639.52
  6. Step 6: Final answer
    x = 419,795.94

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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.