Home / 843,014.44-1,163,389.52-480,379.76

Finding the Fourth Proportional to 843,014.44, 1,163,389.52 and 480,379.76

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Solution

The fourth proportional to 843,014.44, 1,163,389.52 and 480,379.76 is: 662,940.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,014.44 : 1,163,389.52 = 480,379.76 : x
  2. Step 2: Convert to fraction form
    843,014.44/1,163,389.52 = 480,379.76/x
  3. Step 3: Cross multiply
    843,014.44x = 1,163,389.52 × 480,379.76
  4. Step 4: Simplify right side
    843,014.44x = 558,868,781,992.76
  5. Step 5: Solve for x
    x = 558,868,781,992.76/843,014.44
  6. Step 6: Final answer
    x = 662,940.94

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1.5x scale

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.