Home / 417,685.07-576,405.96-226,698.49

Finding the Fourth Proportional to 417,685.07, 576,405.96 and 226,698.49

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Solution

The fourth proportional to 417,685.07, 576,405.96 and 226,698.49 is: 312,844.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,685.07 : 576,405.96 = 226,698.49 : x
  2. Step 2: Convert to fraction form
    417,685.07/576,405.96 = 226,698.49/x
  3. Step 3: Cross multiply
    417,685.07x = 576,405.96 × 226,698.49
  4. Step 4: Simplify right side
    417,685.07x = 130,670,358,751.24
  5. Step 5: Solve for x
    x = 130,670,358,751.24/417,685.07
  6. Step 6: Final answer
    x = 312,844.22

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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.