Home / 628,053.93-942,111.68-178,806.33

Finding the Fourth Proportional to 628,053.93, 942,111.68 and 178,806.33

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Solution

The fourth proportional to 628,053.93, 942,111.68 and 178,806.33 is: 268,218.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,053.93 : 942,111.68 = 178,806.33 : x
  2. Step 2: Convert to fraction form
    628,053.93/942,111.68 = 178,806.33/x
  3. Step 3: Cross multiply
    628,053.93x = 942,111.68 × 178,806.33
  4. Step 4: Simplify right side
    628,053.93x = 168,455,531,056.90
  5. Step 5: Solve for x
    x = 168,455,531,056.90/628,053.93
  6. Step 6: Final answer
    x = 268,218.26

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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.