Home / 993,782.94-1,371,311.34-558,111.84

Finding the Fourth Proportional to 993,782.94, 1,371,311.34 and 558,111.84

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Solution

The fourth proportional to 993,782.94, 1,371,311.34 and 558,111.84 is: 770,133.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,782.94 : 1,371,311.34 = 558,111.84 : x
  2. Step 2: Convert to fraction form
    993,782.94/1,371,311.34 = 558,111.84/x
  3. Step 3: Cross multiply
    993,782.94x = 1,371,311.34 × 558,111.84
  4. Step 4: Simplify right side
    993,782.94x = 765,345,095,180.27
  5. Step 5: Solve for x
    x = 765,345,095,180.27/993,782.94
  6. Step 6: Final answer
    x = 770,133.06

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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.