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Finding the Fourth Proportional to 401,611.91, 602,223.93 and 233,174.70

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Solution

The fourth proportional to 401,611.91, 602,223.93 and 233,174.70 is: 349,649.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,611.91 : 602,223.93 = 233,174.70 : x
  2. Step 2: Convert to fraction form
    401,611.91/602,223.93 = 233,174.70/x
  3. Step 3: Cross multiply
    401,611.91x = 602,223.93 × 233,174.70
  4. Step 4: Simplify right side
    401,611.91x = 140,423,384,210.57
  5. Step 5: Solve for x
    x = 140,423,384,210.57/401,611.91
  6. Step 6: Final answer
    x = 349,649.46

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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.