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Finding the Fourth Proportional to 587,029.06, 879,929.02 and 245,668.07

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Solution

The fourth proportional to 587,029.06, 879,929.02 and 245,668.07 is: 368,244.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,029.06 : 879,929.02 = 245,668.07 : x
  2. Step 2: Convert to fraction form
    587,029.06/879,929.02 = 245,668.07/x
  3. Step 3: Cross multiply
    587,029.06x = 879,929.02 × 245,668.07
  4. Step 4: Simplify right side
    587,029.06x = 216,170,464,080.39
  5. Step 5: Solve for x
    x = 216,170,464,080.39/587,029.06
  6. Step 6: Final answer
    x = 368,244.91

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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.