Home / 907,503.36-1,252,696.32-681,800.64

Finding the Fourth Proportional to 907,503.36, 1,252,696.32 and 681,800.64

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Solution

The fourth proportional to 907,503.36, 1,252,696.32 and 681,800.64 is: 941,141.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,503.36 : 1,252,696.32 = 681,800.64 : x
  2. Step 2: Convert to fraction form
    907,503.36/1,252,696.32 = 681,800.64/x
  3. Step 3: Cross multiply
    907,503.36x = 1,252,696.32 × 681,800.64
  4. Step 4: Simplify right side
    907,503.36x = 854,089,152,701.65
  5. Step 5: Solve for x
    x = 854,089,152,701.65/907,503.36
  6. Step 6: Final answer
    x = 941,141.59

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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.