Home / 401,954.12-602,142.93-233,119.77

Finding the Fourth Proportional to 401,954.12, 602,142.93 and 233,119.77

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Solution

The fourth proportional to 401,954.12, 602,142.93 and 233,119.77 is: 349,222.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,954.12 : 602,142.93 = 233,119.77 : x
  2. Step 2: Convert to fraction form
    401,954.12/602,142.93 = 233,119.77/x
  3. Step 3: Cross multiply
    401,954.12x = 602,142.93 × 233,119.77
  4. Step 4: Simplify right side
    401,954.12x = 140,371,421,348.73
  5. Step 5: Solve for x
    x = 140,371,421,348.73/401,954.12
  6. Step 6: Final answer
    x = 349,222.50

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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.