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Finding the Fourth Proportional to 619,370.96, 928,945.36 and 170,032.67

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Solution

The fourth proportional to 619,370.96, 928,945.36 and 170,032.67 is: 255,018.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,370.96 : 928,945.36 = 170,032.67 : x
  2. Step 2: Convert to fraction form
    619,370.96/928,945.36 = 170,032.67/x
  3. Step 3: Cross multiply
    619,370.96x = 928,945.36 × 170,032.67
  4. Step 4: Simplify right side
    619,370.96x = 157,951,058,896.27
  5. Step 5: Solve for x
    x = 157,951,058,896.27/619,370.96
  6. Step 6: Final answer
    x = 255,018.51

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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.