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Finding the Fourth Proportional to 303,479.04, 418,812.48 and 169,368.96

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Solution

The fourth proportional to 303,479.04, 418,812.48 and 169,368.96 is: 233,735.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,479.04 : 418,812.48 = 169,368.96 : x
  2. Step 2: Convert to fraction form
    303,479.04/418,812.48 = 169,368.96/x
  3. Step 3: Cross multiply
    303,479.04x = 418,812.48 × 169,368.96
  4. Step 4: Simplify right side
    303,479.04x = 70,933,834,172.62
  5. Step 5: Solve for x
    x = 70,933,834,172.62/303,479.04
  6. Step 6: Final answer
    x = 233,735.53

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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.