Home / 799,640-1,194,876.40-609,041.60

Finding the Fourth Proportional to 799,640, 1,194,876.40 and 609,041.60

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Solution

The fourth proportional to 799,640, 1,194,876.40 and 609,041.60 is: 910,071.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,640 : 1,194,876.40 = 609,041.60 : x
  2. Step 2: Convert to fraction form
    799,640/1,194,876.40 = 609,041.60/x
  3. Step 3: Cross multiply
    799,640x = 1,194,876.40 × 609,041.60
  4. Step 4: Simplify right side
    799,640x = 727,729,434,458.24
  5. Step 5: Solve for x
    x = 727,729,434,458.24/799,640
  6. Step 6: Final answer
    x = 910,071.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.