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Finding the Fourth Proportional to 653,609.99, 980,572.59 and 227,083.74

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Solution

The fourth proportional to 653,609.99, 980,572.59 and 227,083.74 is: 340,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,609.99 : 980,572.59 = 227,083.74 : x
  2. Step 2: Convert to fraction form
    653,609.99/980,572.59 = 227,083.74/x
  3. Step 3: Cross multiply
    653,609.99x = 980,572.59 × 227,083.74
  4. Step 4: Simplify right side
    653,609.99x = 222,672,091,078.69
  5. Step 5: Solve for x
    x = 222,672,091,078.69/653,609.99
  6. Step 6: Final answer
    x = 340,680.37

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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.