Home / 410,128.34-565,909.20-273,943.84

Finding the Fourth Proportional to 410,128.34, 565,909.20 and 273,943.84

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Solution

The fourth proportional to 410,128.34, 565,909.20 and 273,943.84 is: 377,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,128.34 : 565,909.20 = 273,943.84 : x
  2. Step 2: Convert to fraction form
    410,128.34/565,909.20 = 273,943.84/x
  3. Step 3: Cross multiply
    410,128.34x = 565,909.20 × 273,943.84
  4. Step 4: Simplify right side
    410,128.34x = 155,027,339,339.33
  5. Step 5: Solve for x
    x = 155,027,339,339.33/410,128.34
  6. Step 6: Final answer
    x = 377,997.14

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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.