Home / 353,933.64-488,432.69-192,790.01

Finding the Fourth Proportional to 353,933.64, 488,432.69 and 192,790.01

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Solution

The fourth proportional to 353,933.64, 488,432.69 and 192,790.01 is: 266,052.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,933.64 : 488,432.69 = 192,790.01 : x
  2. Step 2: Convert to fraction form
    353,933.64/488,432.69 = 192,790.01/x
  3. Step 3: Cross multiply
    353,933.64x = 488,432.69 × 192,790.01
  4. Step 4: Simplify right side
    353,933.64x = 94,164,939,783.31
  5. Step 5: Solve for x
    x = 94,164,939,783.31/353,933.64
  6. Step 6: Final answer
    x = 266,052.53

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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.