Home / 526,827.18-789,756.39-189,785.41

Finding the Fourth Proportional to 526,827.18, 789,756.39 and 189,785.41

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Solution

The fourth proportional to 526,827.18, 789,756.39 and 189,785.41 is: 284,503.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,827.18 : 789,756.39 = 189,785.41 : x
  2. Step 2: Convert to fraction form
    526,827.18/789,756.39 = 189,785.41/x
  3. Step 3: Cross multiply
    526,827.18x = 789,756.39 × 189,785.41
  4. Step 4: Simplify right side
    526,827.18x = 149,884,239,801.81
  5. Step 5: Solve for x
    x = 149,884,239,801.81/526,827.18
  6. Step 6: Final answer
    x = 284,503.62

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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.