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Finding the Fourth Proportional to 332,347.51, 458,613.66 and 196,355.67

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Solution

The fourth proportional to 332,347.51, 458,613.66 and 196,355.67 is: 270,955.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,347.51 : 458,613.66 = 196,355.67 : x
  2. Step 2: Convert to fraction form
    332,347.51/458,613.66 = 196,355.67/x
  3. Step 3: Cross multiply
    332,347.51x = 458,613.66 × 196,355.67
  4. Step 4: Simplify right side
    332,347.51x = 90,051,392,480.45
  5. Step 5: Solve for x
    x = 90,051,392,480.45/332,347.51
  6. Step 6: Final answer
    x = 270,955.52

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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.