Home / 656,212.38-984,455.93-277,134.20

Finding the Fourth Proportional to 656,212.38, 984,455.93 and 277,134.20

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Solution

The fourth proportional to 656,212.38, 984,455.93 and 277,134.20 is: 415,759.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,212.38 : 984,455.93 = 277,134.20 : x
  2. Step 2: Convert to fraction form
    656,212.38/984,455.93 = 277,134.20/x
  3. Step 3: Cross multiply
    656,212.38x = 984,455.93 × 277,134.20
  4. Step 4: Simplify right side
    656,212.38x = 272,826,406,595.81
  5. Step 5: Solve for x
    x = 272,826,406,595.81/656,212.38
  6. Step 6: Final answer
    x = 415,759.31

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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.