Home / 313,947.50-433,237.41-177,994.46

Finding the Fourth Proportional to 313,947.50, 433,237.41 and 177,994.46

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Solution

The fourth proportional to 313,947.50, 433,237.41 and 177,994.46 is: 245,626.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,947.50 : 433,237.41 = 177,994.46 : x
  2. Step 2: Convert to fraction form
    313,947.50/433,237.41 = 177,994.46/x
  3. Step 3: Cross multiply
    313,947.50x = 433,237.41 × 177,994.46
  4. Step 4: Simplify right side
    313,947.50x = 77,113,859,927.84
  5. Step 5: Solve for x
    x = 77,113,859,927.84/313,947.50
  6. Step 6: Final answer
    x = 245,626.61

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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.