Home / 414,128.86-571,458.44-242,087.16

Finding the Fourth Proportional to 414,128.86, 571,458.44 and 242,087.16

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Solution

The fourth proportional to 414,128.86, 571,458.44 and 242,087.16 is: 334,057.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,128.86 : 571,458.44 = 242,087.16 : x
  2. Step 2: Convert to fraction form
    414,128.86/571,458.44 = 242,087.16/x
  3. Step 3: Cross multiply
    414,128.86x = 571,458.44 × 242,087.16
  4. Step 4: Simplify right side
    414,128.86x = 138,342,750,797.63
  5. Step 5: Solve for x
    x = 138,342,750,797.63/414,128.86
  6. Step 6: Final answer
    x = 334,057.26

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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.