Home / 905,338.08-1,248,898.10-614,964.62

Finding the Fourth Proportional to 905,338.08, 1,248,898.10 and 614,964.62

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Solution

The fourth proportional to 905,338.08, 1,248,898.10 and 614,964.62 is: 848,332.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,338.08 : 1,248,898.10 = 614,964.62 : x
  2. Step 2: Convert to fraction form
    905,338.08/1,248,898.10 = 614,964.62/x
  3. Step 3: Cross multiply
    905,338.08x = 1,248,898.10 × 614,964.62
  4. Step 4: Simplify right side
    905,338.08x = 768,028,145,532.64
  5. Step 5: Solve for x
    x = 768,028,145,532.64/905,338.08
  6. Step 6: Final answer
    x = 848,332.97

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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.