Home / 646,813.01-886,137.03-622,571.06

Finding the Fourth Proportional to 646,813.01, 886,137.03 and 622,571.06

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Solution

The fourth proportional to 646,813.01, 886,137.03 and 622,571.06 is: 852,925.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,813.01 : 886,137.03 = 622,571.06 : x
  2. Step 2: Convert to fraction form
    646,813.01/886,137.03 = 622,571.06/x
  3. Step 3: Cross multiply
    646,813.01x = 886,137.03 × 622,571.06
  4. Step 4: Simplify right side
    646,813.01x = 551,683,272,287.69
  5. Step 5: Solve for x
    x = 551,683,272,287.69/646,813.01
  6. Step 6: Final answer
    x = 852,925.44

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.