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Finding the Fourth Proportional to 663,071.06, 994,606.59 and 242,346.94

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Solution

The fourth proportional to 663,071.06, 994,606.59 and 242,346.94 is: 363,520.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,071.06 : 994,606.59 = 242,346.94 : x
  2. Step 2: Convert to fraction form
    663,071.06/994,606.59 = 242,346.94/x
  3. Step 3: Cross multiply
    663,071.06x = 994,606.59 × 242,346.94
  4. Step 4: Simplify right side
    663,071.06x = 241,039,862,012.62
  5. Step 5: Solve for x
    x = 241,039,862,012.62/663,071.06
  6. Step 6: Final answer
    x = 363,520.41

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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.