Home / 401,953.12-602,141.43-233,118.77

Finding the Fourth Proportional to 401,953.12, 602,141.43 and 233,118.77

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Solution

The fourth proportional to 401,953.12, 602,141.43 and 233,118.77 is: 349,220.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,953.12 : 602,141.43 = 233,118.77 : x
  2. Step 2: Convert to fraction form
    401,953.12/602,141.43 = 233,118.77/x
  3. Step 3: Cross multiply
    401,953.12x = 602,141.43 × 233,118.77
  4. Step 4: Simplify right side
    401,953.12x = 140,370,466,079.84
  5. Step 5: Solve for x
    x = 140,370,466,079.84/401,953.12
  6. Step 6: Final answer
    x = 349,220.99

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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.