Home / 417,087.36-575,575.20-226,100.16

Finding the Fourth Proportional to 417,087.36, 575,575.20 and 226,100.16

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Solution

The fourth proportional to 417,087.36, 575,575.20 and 226,100.16 is: 312,015.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,087.36 : 575,575.20 = 226,100.16 : x
  2. Step 2: Convert to fraction form
    417,087.36/575,575.20 = 226,100.16/x
  3. Step 3: Cross multiply
    417,087.36x = 575,575.20 × 226,100.16
  4. Step 4: Simplify right side
    417,087.36x = 130,137,644,812.03
  5. Step 5: Solve for x
    x = 130,137,644,812.03/417,087.36
  6. Step 6: Final answer
    x = 312,015.32

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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.