Home / 407,863.14-562,851.75-226,570.15

Finding the Fourth Proportional to 407,863.14, 562,851.75 and 226,570.15

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Solution

The fourth proportional to 407,863.14, 562,851.75 and 226,570.15 is: 312,667.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,863.14 : 562,851.75 = 226,570.15 : x
  2. Step 2: Convert to fraction form
    407,863.14/562,851.75 = 226,570.15/x
  3. Step 3: Cross multiply
    407,863.14x = 562,851.75 × 226,570.15
  4. Step 4: Simplify right side
    407,863.14x = 127,525,405,425.26
  5. Step 5: Solve for x
    x = 127,525,405,425.26/407,863.14
  6. Step 6: Final answer
    x = 312,667.15

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1.5x scale

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.