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Finding the Fourth Proportional to 383,133.58, 574,109.52 and 242,596.96

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Solution

The fourth proportional to 383,133.58, 574,109.52 and 242,596.96 is: 363,521.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,133.58 : 574,109.52 = 242,596.96 : x
  2. Step 2: Convert to fraction form
    383,133.58/574,109.52 = 242,596.96/x
  3. Step 3: Cross multiply
    383,133.58x = 574,109.52 × 242,596.96
  4. Step 4: Simplify right side
    383,133.58x = 139,277,224,259.06
  5. Step 5: Solve for x
    x = 139,277,224,259.06/383,133.58
  6. Step 6: Final answer
    x = 363,521.32

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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.