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Finding the Fourth Proportional to 585,255.87, 877,819.99 and 396,926.01

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Solution

The fourth proportional to 585,255.87, 877,819.99 and 396,926.01 is: 595,345.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,255.87 : 877,819.99 = 396,926.01 : x
  2. Step 2: Convert to fraction form
    585,255.87/877,819.99 = 396,926.01/x
  3. Step 3: Cross multiply
    585,255.87x = 877,819.99 × 396,926.01
  4. Step 4: Simplify right side
    585,255.87x = 348,429,586,128.94
  5. Step 5: Solve for x
    x = 348,429,586,128.94/585,255.87
  6. Step 6: Final answer
    x = 595,345.74

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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.