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Finding the Fourth Proportional to 245,031.92, 367,580.80 and 240,636.06

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Solution

The fourth proportional to 245,031.92, 367,580.80 and 240,636.06 is: 360,986.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,031.92 : 367,580.80 = 240,636.06 : x
  2. Step 2: Convert to fraction form
    245,031.92/367,580.80 = 240,636.06/x
  3. Step 3: Cross multiply
    245,031.92x = 367,580.80 × 240,636.06
  4. Step 4: Simplify right side
    245,031.92x = 88,453,195,443.65
  5. Step 5: Solve for x
    x = 88,453,195,443.65/245,031.92
  6. Step 6: Final answer
    x = 360,986.42

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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.