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Finding the Fourth Proportional to 303,002.33, 418,146.12 and 167,041.58

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Solution

The fourth proportional to 303,002.33, 418,146.12 and 167,041.58 is: 230,518.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,002.33 : 418,146.12 = 167,041.58 : x
  2. Step 2: Convert to fraction form
    303,002.33/418,146.12 = 167,041.58/x
  3. Step 3: Cross multiply
    303,002.33x = 418,146.12 × 167,041.58
  4. Step 4: Simplify right side
    303,002.33x = 69,847,788,555.67
  5. Step 5: Solve for x
    x = 69,847,788,555.67/303,002.33
  6. Step 6: Final answer
    x = 230,518.98

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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.