Home / 376,927.34-519,986.32-231,601.19

Finding the Fourth Proportional to 376,927.34, 519,986.32 and 231,601.19

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Solution

The fourth proportional to 376,927.34, 519,986.32 and 231,601.19 is: 319,503.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,927.34 : 519,986.32 = 231,601.19 : x
  2. Step 2: Convert to fraction form
    376,927.34/519,986.32 = 231,601.19/x
  3. Step 3: Cross multiply
    376,927.34x = 519,986.32 × 231,601.19
  4. Step 4: Simplify right side
    376,927.34x = 120,429,450,495.72
  5. Step 5: Solve for x
    x = 120,429,450,495.72/376,927.34
  6. Step 6: Final answer
    x = 319,503.09

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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.