Home / 383,046.11-528,564.50-235,847.58

Finding the Fourth Proportional to 383,046.11, 528,564.50 and 235,847.58

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Solution

The fourth proportional to 383,046.11, 528,564.50 and 235,847.58 is: 325,445.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,046.11 : 528,564.50 = 235,847.58 : x
  2. Step 2: Convert to fraction form
    383,046.11/528,564.50 = 235,847.58/x
  3. Step 3: Cross multiply
    383,046.11x = 528,564.50 × 235,847.58
  4. Step 4: Simplify right side
    383,046.11x = 124,660,657,019.67
  5. Step 5: Solve for x
    x = 124,660,657,019.67/383,046.11
  6. Step 6: Final answer
    x = 325,445.57

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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.