Home / 483,055.16-666,636.93-268,195.23

Finding the Fourth Proportional to 483,055.16, 666,636.93 and 268,195.23

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Solution

The fourth proportional to 483,055.16, 666,636.93 and 268,195.23 is: 370,120.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,055.16 : 666,636.93 = 268,195.23 : x
  2. Step 2: Convert to fraction form
    483,055.16/666,636.93 = 268,195.23/x
  3. Step 3: Cross multiply
    483,055.16x = 666,636.93 × 268,195.23
  4. Step 4: Simplify right side
    483,055.16x = 178,788,844,767.84
  5. Step 5: Solve for x
    x = 178,788,844,767.84/483,055.16
  6. Step 6: Final answer
    x = 370,120.97

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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.