Home / 700,919.88-1,051,467.28-274,400.62

Finding the Fourth Proportional to 700,919.88, 1,051,467.28 and 274,400.62

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Solution

The fourth proportional to 700,919.88, 1,051,467.28 and 274,400.62 is: 411,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,919.88 : 1,051,467.28 = 274,400.62 : x
  2. Step 2: Convert to fraction form
    700,919.88/1,051,467.28 = 274,400.62/x
  3. Step 3: Cross multiply
    700,919.88x = 1,051,467.28 × 274,400.62
  4. Step 4: Simplify right side
    700,919.88x = 288,523,273,541.71
  5. Step 5: Solve for x
    x = 288,523,273,541.71/700,919.88
  6. Step 6: Final answer
    x = 411,635.17

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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.