Home / 303,316.32-418,557.08-167,350.25

Finding the Fourth Proportional to 303,316.32, 418,557.08 and 167,350.25

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Solution

The fourth proportional to 303,316.32, 418,557.08 and 167,350.25 is: 230,932.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,316.32 : 418,557.08 = 167,350.25 : x
  2. Step 2: Convert to fraction form
    303,316.32/418,557.08 = 167,350.25/x
  3. Step 3: Cross multiply
    303,316.32x = 418,557.08 × 167,350.25
  4. Step 4: Simplify right side
    303,316.32x = 70,045,631,977.27
  5. Step 5: Solve for x
    x = 70,045,631,977.27/303,316.32
  6. Step 6: Final answer
    x = 230,932.62

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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.