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Finding the Fourth Proportional to 556,823.25, 835,358.00 and 236,958.30

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Solution

The fourth proportional to 556,823.25, 835,358.00 and 236,958.30 is: 355,489.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,823.25 : 835,358.00 = 236,958.30 : x
  2. Step 2: Convert to fraction form
    556,823.25/835,358.00 = 236,958.30/x
  3. Step 3: Cross multiply
    556,823.25x = 835,358.00 × 236,958.30
  4. Step 4: Simplify right side
    556,823.25x = 197,945,010,386.61
  5. Step 5: Solve for x
    x = 197,945,010,386.61/556,823.25
  6. Step 6: Final answer
    x = 355,489.84

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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.