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Finding the Fourth Proportional to 202,923.60, 304,437.60 and 118,754.88

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Solution

The fourth proportional to 202,923.60, 304,437.60 and 118,754.88 is: 178,162.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,923.60 : 304,437.60 = 118,754.88 : x
  2. Step 2: Convert to fraction form
    202,923.60/304,437.60 = 118,754.88/x
  3. Step 3: Cross multiply
    202,923.60x = 304,437.60 × 118,754.88
  4. Step 4: Simplify right side
    202,923.60x = 36,153,450,655.49
  5. Step 5: Solve for x
    x = 36,153,450,655.49/202,923.60
  6. Step 6: Final answer
    x = 178,162.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.