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Finding the Fourth Proportional to 436,611.04, 654,248.88 and 293,927.84

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Solution

The fourth proportional to 436,611.04, 654,248.88 and 293,927.84 is: 440,442.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,611.04 : 654,248.88 = 293,927.84 : x
  2. Step 2: Convert to fraction form
    436,611.04/654,248.88 = 293,927.84/x
  3. Step 3: Cross multiply
    436,611.04x = 654,248.88 × 293,927.84
  4. Step 4: Simplify right side
    436,611.04x = 192,301,960,120.82
  5. Step 5: Solve for x
    x = 192,301,960,120.82/436,611.04
  6. Step 6: Final answer
    x = 440,442.28

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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.