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Finding the Fourth Proportional to 598,605.77, 898,072.68 and 298,724.33

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Solution

The fourth proportional to 598,605.77, 898,072.68 and 298,724.33 is: 448,168.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,605.77 : 898,072.68 = 298,724.33 : x
  2. Step 2: Convert to fraction form
    598,605.77/898,072.68 = 298,724.33/x
  3. Step 3: Cross multiply
    598,605.77x = 898,072.68 × 298,724.33
  4. Step 4: Simplify right side
    598,605.77x = 268,276,159,624.30
  5. Step 5: Solve for x
    x = 268,276,159,624.30/598,605.77
  6. Step 6: Final answer
    x = 448,168.35

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Similar ratio
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1.5x scale

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.