Home / 395,972.23-546,298.49-260,079.85

Finding the Fourth Proportional to 395,972.23, 546,298.49 and 260,079.85

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Solution

The fourth proportional to 395,972.23, 546,298.49 and 260,079.85 is: 358,816.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,972.23 : 546,298.49 = 260,079.85 : x
  2. Step 2: Convert to fraction form
    395,972.23/546,298.49 = 260,079.85/x
  3. Step 3: Cross multiply
    395,972.23x = 546,298.49 × 260,079.85
  4. Step 4: Simplify right side
    395,972.23x = 142,081,229,334.43
  5. Step 5: Solve for x
    x = 142,081,229,334.43/395,972.23
  6. Step 6: Final answer
    x = 358,816.15

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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.