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Finding the Fourth Proportional to 395,880.35, 593,820.72 and 96,360.98

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Solution

The fourth proportional to 395,880.35, 593,820.72 and 96,360.98 is: 144,541.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,880.35 : 593,820.72 = 96,360.98 : x
  2. Step 2: Convert to fraction form
    395,880.35/593,820.72 = 96,360.98/x
  3. Step 3: Cross multiply
    395,880.35x = 593,820.72 × 96,360.98
  4. Step 4: Simplify right side
    395,880.35x = 57,221,143,554.40
  5. Step 5: Solve for x
    x = 57,221,143,554.40/395,880.35
  6. Step 6: Final answer
    x = 144,541.51

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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.