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Finding the Fourth Proportional to 303,298.94, 418,553.95 and 167,334.54

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Solution

The fourth proportional to 303,298.94, 418,553.95 and 167,334.54 is: 230,922.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,298.94 : 418,553.95 = 167,334.54 : x
  2. Step 2: Convert to fraction form
    303,298.94/418,553.95 = 167,334.54/x
  3. Step 3: Cross multiply
    303,298.94x = 418,553.95 × 167,334.54
  4. Step 4: Simplify right side
    303,298.94x = 70,038,532,688.43
  5. Step 5: Solve for x
    x = 70,038,532,688.43/303,298.94
  6. Step 6: Final answer
    x = 230,922.44

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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.