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Finding the Fourth Proportional to 395,696.59, 593,539.70 and 96,176.30

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Solution

The fourth proportional to 395,696.59, 593,539.70 and 96,176.30 is: 144,263.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,696.59 : 593,539.70 = 96,176.30 : x
  2. Step 2: Convert to fraction form
    395,696.59/593,539.70 = 96,176.30/x
  3. Step 3: Cross multiply
    395,696.59x = 593,539.70 × 96,176.30
  4. Step 4: Simplify right side
    395,696.59x = 57,084,448,800.53
  5. Step 5: Solve for x
    x = 57,084,448,800.53/395,696.59
  6. Step 6: Final answer
    x = 144,263.18

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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.