Home / 533,629.36-736,408.27-291,911.87

Finding the Fourth Proportional to 533,629.36, 736,408.27 and 291,911.87

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Solution

The fourth proportional to 533,629.36, 736,408.27 and 291,911.87 is: 402,838.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,629.36 : 736,408.27 = 291,911.87 : x
  2. Step 2: Convert to fraction form
    533,629.36/736,408.27 = 291,911.87/x
  3. Step 3: Cross multiply
    533,629.36x = 736,408.27 × 291,911.87
  4. Step 4: Simplify right side
    533,629.36x = 214,966,313,242.78
  5. Step 5: Solve for x
    x = 214,966,313,242.78/533,629.36
  6. Step 6: Final answer
    x = 402,838.24

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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.