Home / 533,629.86-736,408.96-291,912.37

Finding the Fourth Proportional to 533,629.86, 736,408.96 and 291,912.37

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Solution

The fourth proportional to 533,629.86, 736,408.96 and 291,912.37 is: 402,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,629.86 : 736,408.96 = 291,912.37 : x
  2. Step 2: Convert to fraction form
    533,629.86/736,408.96 = 291,912.37/x
  3. Step 3: Cross multiply
    533,629.86x = 736,408.96 × 291,912.37
  4. Step 4: Simplify right side
    533,629.86x = 214,966,881,120.79
  5. Step 5: Solve for x
    x = 214,966,881,120.79/533,629.86
  6. Step 6: Final answer
    x = 402,838.93

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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.