Home / 706,071.30-1,058,450.85-492,838.80

Finding the Fourth Proportional to 706,071.30, 1,058,450.85 and 492,838.80

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Solution

The fourth proportional to 706,071.30, 1,058,450.85 and 492,838.80 is: 738,800.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,071.30 : 1,058,450.85 = 492,838.80 : x
  2. Step 2: Convert to fraction form
    706,071.30/1,058,450.85 = 492,838.80/x
  3. Step 3: Cross multiply
    706,071.30x = 1,058,450.85 × 492,838.80
  4. Step 4: Simplify right side
    706,071.30x = 521,645,646,772.98
  5. Step 5: Solve for x
    x = 521,645,646,772.98/706,071.30
  6. Step 6: Final answer
    x = 738,800.24

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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.