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Finding the Fourth Proportional to 637,957.53, 957,123.41 and 188,690.22

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Solution

The fourth proportional to 637,957.53, 957,123.41 and 188,690.22 is: 283,090.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,957.53 : 957,123.41 = 188,690.22 : x
  2. Step 2: Convert to fraction form
    637,957.53/957,123.41 = 188,690.22/x
  3. Step 3: Cross multiply
    637,957.53x = 957,123.41 × 188,690.22
  4. Step 4: Simplify right side
    637,957.53x = 180,599,825,856.60
  5. Step 5: Solve for x
    x = 180,599,825,856.60/637,957.53
  6. Step 6: Final answer
    x = 283,090.67

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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.