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Finding the Fourth Proportional to 556,817.27, 835,348.62 and 236,952.05

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Solution

The fourth proportional to 556,817.27, 835,348.62 and 236,952.05 is: 355,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,817.27 : 835,348.62 = 236,952.05 : x
  2. Step 2: Convert to fraction form
    556,817.27/835,348.62 = 236,952.05/x
  3. Step 3: Cross multiply
    556,817.27x = 835,348.62 × 236,952.05
  4. Step 4: Simplify right side
    556,817.27x = 197,937,567,973.67
  5. Step 5: Solve for x
    x = 197,937,567,973.67/556,817.27
  6. Step 6: Final answer
    x = 355,480.30

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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.