Home / 533,857.82-736,723.86-292,140.44

Finding the Fourth Proportional to 533,857.82, 736,723.86 and 292,140.44

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Solution

The fourth proportional to 533,857.82, 736,723.86 and 292,140.44 is: 403,153.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,857.82 : 736,723.86 = 292,140.44 : x
  2. Step 2: Convert to fraction form
    533,857.82/736,723.86 = 292,140.44/x
  3. Step 3: Cross multiply
    533,857.82x = 736,723.86 × 292,140.44
  4. Step 4: Simplify right side
    533,857.82x = 215,226,830,602.47
  5. Step 5: Solve for x
    x = 215,226,830,602.47/533,857.82
  6. Step 6: Final answer
    x = 403,153.84

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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.