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Finding the Fourth Proportional to 599,328.28, 898,986.22 and 346,447.84

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Solution

The fourth proportional to 599,328.28, 898,986.22 and 346,447.84 is: 519,668.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,328.28 : 898,986.22 = 346,447.84 : x
  2. Step 2: Convert to fraction form
    599,328.28/898,986.22 = 346,447.84/x
  3. Step 3: Cross multiply
    599,328.28x = 898,986.22 × 346,447.84
  4. Step 4: Simplify right side
    599,328.28x = 311,451,834,108.77
  5. Step 5: Solve for x
    x = 311,451,834,108.77/599,328.28
  6. Step 6: Final answer
    x = 519,668.18

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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.