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Finding the Fourth Proportional to 303,562.95, 418,917.47 and 167,597.16

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Solution

The fourth proportional to 303,562.95, 418,917.47 and 167,597.16 is: 231,284.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,562.95 : 418,917.47 = 167,597.16 : x
  2. Step 2: Convert to fraction form
    303,562.95/418,917.47 = 167,597.16/x
  3. Step 3: Cross multiply
    303,562.95x = 418,917.47 × 167,597.16
  4. Step 4: Simplify right side
    303,562.95x = 70,209,376,570.60
  5. Step 5: Solve for x
    x = 70,209,376,570.60/303,562.95
  6. Step 6: Final answer
    x = 231,284.41

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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.