Home / 383,276.11-575,026.35-113,411.38

Finding the Fourth Proportional to 383,276.11, 575,026.35 and 113,411.38

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Solution

The fourth proportional to 383,276.11, 575,026.35 and 113,411.38 is: 170,150.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,276.11 : 575,026.35 = 113,411.38 : x
  2. Step 2: Convert to fraction form
    383,276.11/575,026.35 = 113,411.38/x
  3. Step 3: Cross multiply
    383,276.11x = 575,026.35 × 113,411.38
  4. Step 4: Simplify right side
    383,276.11x = 65,214,531,889.86
  5. Step 5: Solve for x
    x = 65,214,531,889.86/383,276.11
  6. Step 6: Final answer
    x = 170,150.27

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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.