Home / 533,629.92-736,409.05-291,912.43

Finding the Fourth Proportional to 533,629.92, 736,409.05 and 291,912.43

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Solution

The fourth proportional to 533,629.92, 736,409.05 and 291,912.43 is: 402,839.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,629.92 : 736,409.05 = 291,912.43 : x
  2. Step 2: Convert to fraction form
    533,629.92/736,409.05 = 291,912.43/x
  3. Step 3: Cross multiply
    533,629.92x = 736,409.05 × 291,912.43
  4. Step 4: Simplify right side
    533,629.92x = 214,966,954,069.46
  5. Step 5: Solve for x
    x = 214,966,954,069.46/533,629.92
  6. Step 6: Final answer
    x = 402,839.02

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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.