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Finding the Fourth Proportional to 296,383.95, 409,005.72 and 169,061.67

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Solution

The fourth proportional to 296,383.95, 409,005.72 and 169,061.67 is: 233,302.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,383.95 : 409,005.72 = 169,061.67 : x
  2. Step 2: Convert to fraction form
    296,383.95/409,005.72 = 169,061.67/x
  3. Step 3: Cross multiply
    296,383.95x = 409,005.72 × 169,061.67
  4. Step 4: Simplify right side
    296,383.95x = 69,147,190,062.75
  5. Step 5: Solve for x
    x = 69,147,190,062.75/296,383.95
  6. Step 6: Final answer
    x = 233,302.75

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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.