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Finding the Fourth Proportional to 303,056.33, 418,220.64 and 167,095.58

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Solution

The fourth proportional to 303,056.33, 418,220.64 and 167,095.58 is: 230,593.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,056.33 : 418,220.64 = 167,095.58 : x
  2. Step 2: Convert to fraction form
    303,056.33/418,220.64 = 167,095.58/x
  3. Step 3: Cross multiply
    303,056.33x = 418,220.64 × 167,095.58
  4. Step 4: Simplify right side
    303,056.33x = 69,882,818,317.67
  5. Step 5: Solve for x
    x = 69,882,818,317.67/303,056.33
  6. Step 6: Final answer
    x = 230,593.50

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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.