Home / 332,430.18-458,685.63-196,395.95

Finding the Fourth Proportional to 332,430.18, 458,685.63 and 196,395.95

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Solution

The fourth proportional to 332,430.18, 458,685.63 and 196,395.95 is: 270,986.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,430.18 : 458,685.63 = 196,395.95 : x
  2. Step 2: Convert to fraction form
    332,430.18/458,685.63 = 196,395.95/x
  3. Step 3: Cross multiply
    332,430.18x = 458,685.63 × 196,395.95
  4. Step 4: Simplify right side
    332,430.18x = 90,083,997,761.77
  5. Step 5: Solve for x
    x = 90,083,997,761.77/332,430.18
  6. Step 6: Final answer
    x = 270,986.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.