Home / 533,856.22-736,721.64-292,138.80

Finding the Fourth Proportional to 533,856.22, 736,721.64 and 292,138.80

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Solution

The fourth proportional to 533,856.22, 736,721.64 and 292,138.80 is: 403,151.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,856.22 : 736,721.64 = 292,138.80 : x
  2. Step 2: Convert to fraction form
    533,856.22/736,721.64 = 292,138.80/x
  3. Step 3: Cross multiply
    533,856.22x = 736,721.64 × 292,138.80
  4. Step 4: Simplify right side
    533,856.22x = 215,224,975,843.63
  5. Step 5: Solve for x
    x = 215,224,975,843.63/533,856.22
  6. Step 6: Final answer
    x = 403,151.57

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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.