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Finding the Fourth Proportional to 295,811.46, 408,303.38 and 174,994.70

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Solution

The fourth proportional to 295,811.46, 408,303.38 and 174,994.70 is: 241,542.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,811.46 : 408,303.38 = 174,994.70 : x
  2. Step 2: Convert to fraction form
    295,811.46/408,303.38 = 174,994.70/x
  3. Step 3: Cross multiply
    295,811.46x = 408,303.38 × 174,994.70
  4. Step 4: Simplify right side
    295,811.46x = 71,450,925,888.06
  5. Step 5: Solve for x
    x = 71,450,925,888.06/295,811.46
  6. Step 6: Final answer
    x = 241,542.12

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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.