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Finding the Fourth Proportional to 604,016.40, 905,040.45 and 444,584.10

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Solution

The fourth proportional to 604,016.40, 905,040.45 and 444,584.10 is: 666,151.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,016.40 : 905,040.45 = 444,584.10 : x
  2. Step 2: Convert to fraction form
    604,016.40/905,040.45 = 444,584.10/x
  3. Step 3: Cross multiply
    604,016.40x = 905,040.45 × 444,584.10
  4. Step 4: Simplify right side
    604,016.40x = 402,366,593,926.85
  5. Step 5: Solve for x
    x = 402,366,593,926.85/604,016.40
  6. Step 6: Final answer
    x = 666,151.77

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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.