Home / 355,561.28-533,327.69-195,953.61

Finding the Fourth Proportional to 355,561.28, 533,327.69 and 195,953.61

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Solution

The fourth proportional to 355,561.28, 533,327.69 and 195,953.61 is: 293,922.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,561.28 : 533,327.69 = 195,953.61 : x
  2. Step 2: Convert to fraction form
    355,561.28/533,327.69 = 195,953.61/x
  3. Step 3: Cross multiply
    355,561.28x = 533,327.69 × 195,953.61
  4. Step 4: Simplify right side
    355,561.28x = 104,507,488,658.32
  5. Step 5: Solve for x
    x = 104,507,488,658.32/355,561.28
  6. Step 6: Final answer
    x = 293,922.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.