Home / 439,173.31-606,027.33-242,931.49

Finding the Fourth Proportional to 439,173.31, 606,027.33 and 242,931.49

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Solution

The fourth proportional to 439,173.31, 606,027.33 and 242,931.49 is: 335,227.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,173.31 : 606,027.33 = 242,931.49 : x
  2. Step 2: Convert to fraction form
    439,173.31/606,027.33 = 242,931.49/x
  3. Step 3: Cross multiply
    439,173.31x = 606,027.33 × 242,931.49
  4. Step 4: Simplify right side
    439,173.31x = 147,223,122,257.62
  5. Step 5: Solve for x
    x = 147,223,122,257.62/439,173.31
  6. Step 6: Final answer
    x = 335,227.84

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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.