Home / 446,900.22-670,568.85-210,266.46

Finding the Fourth Proportional to 446,900.22, 670,568.85 and 210,266.46

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Solution

The fourth proportional to 446,900.22, 670,568.85 and 210,266.46 is: 315,502.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,900.22 : 670,568.85 = 210,266.46 : x
  2. Step 2: Convert to fraction form
    446,900.22/670,568.85 = 210,266.46/x
  3. Step 3: Cross multiply
    446,900.22x = 670,568.85 × 210,266.46
  4. Step 4: Simplify right side
    446,900.22x = 140,998,138,275.77
  5. Step 5: Solve for x
    x = 140,998,138,275.77/446,900.22
  6. Step 6: Final answer
    x = 315,502.50

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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.