Home / 533,664.39-736,474.28-291,946.97

Finding the Fourth Proportional to 533,664.39, 736,474.28 and 291,946.97

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Solution

The fourth proportional to 533,664.39, 736,474.28 and 291,946.97 is: 402,896.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,664.39 : 736,474.28 = 291,946.97 : x
  2. Step 2: Convert to fraction form
    533,664.39/736,474.28 = 291,946.97/x
  3. Step 3: Cross multiply
    533,664.39x = 736,474.28 × 291,946.97
  4. Step 4: Simplify right side
    533,664.39x = 215,011,433,874.72
  5. Step 5: Solve for x
    x = 215,011,433,874.72/533,664.39
  6. Step 6: Final answer
    x = 402,896.35

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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.