Home / 526,496.14-789,842.64-210,977.65

Finding the Fourth Proportional to 526,496.14, 789,842.64 and 210,977.65

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Solution

The fourth proportional to 526,496.14, 789,842.64 and 210,977.65 is: 316,505.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,496.14 : 789,842.64 = 210,977.65 : x
  2. Step 2: Convert to fraction form
    526,496.14/789,842.64 = 210,977.65/x
  3. Step 3: Cross multiply
    526,496.14x = 789,842.64 × 210,977.65
  4. Step 4: Simplify right side
    526,496.14x = 166,639,144,057.00
  5. Step 5: Solve for x
    x = 166,639,144,057.00/526,496.14
  6. Step 6: Final answer
    x = 316,505.92

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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.