Home / 441,934.85-609,850.40-258,190.47

Finding the Fourth Proportional to 441,934.85, 609,850.40 and 258,190.47

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Solution

The fourth proportional to 441,934.85, 609,850.40 and 258,190.47 is: 356,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,934.85 : 609,850.40 = 258,190.47 : x
  2. Step 2: Convert to fraction form
    441,934.85/609,850.40 = 258,190.47/x
  3. Step 3: Cross multiply
    441,934.85x = 609,850.40 × 258,190.47
  4. Step 4: Simplify right side
    441,934.85x = 157,457,559,001.91
  5. Step 5: Solve for x
    x = 157,457,559,001.91/441,934.85
  6. Step 6: Final answer
    x = 356,291.34

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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.