Home / 383,856.30-575,784.45-170,623.80

Finding the Fourth Proportional to 383,856.30, 575,784.45 and 170,623.80

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Solution

The fourth proportional to 383,856.30, 575,784.45 and 170,623.80 is: 255,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,856.30 : 575,784.45 = 170,623.80 : x
  2. Step 2: Convert to fraction form
    383,856.30/575,784.45 = 170,623.80/x
  3. Step 3: Cross multiply
    383,856.30x = 575,784.45 × 170,623.80
  4. Step 4: Simplify right side
    383,856.30x = 98,242,530,839.91
  5. Step 5: Solve for x
    x = 98,242,530,839.91/383,856.30
  6. Step 6: Final answer
    x = 255,935.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.