Home / 401,973.08-602,171.37-233,138.72

Finding the Fourth Proportional to 401,973.08, 602,171.37 and 233,138.72

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Solution

The fourth proportional to 401,973.08, 602,171.37 and 233,138.72 is: 349,250.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,973.08 : 602,171.37 = 233,138.72 : x
  2. Step 2: Convert to fraction form
    401,973.08/602,171.37 = 233,138.72/x
  3. Step 3: Cross multiply
    401,973.08x = 602,171.37 × 233,138.72
  4. Step 4: Simplify right side
    401,973.08x = 140,389,463,927.88
  5. Step 5: Solve for x
    x = 140,389,463,927.88/401,973.08
  6. Step 6: Final answer
    x = 349,250.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.