Home / 446,215.50-615,777.39-245,011.50

Finding the Fourth Proportional to 446,215.50, 615,777.39 and 245,011.50

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Solution

The fourth proportional to 446,215.50, 615,777.39 and 245,011.50 is: 338,115.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,215.50 : 615,777.39 = 245,011.50 : x
  2. Step 2: Convert to fraction form
    446,215.50/615,777.39 = 245,011.50/x
  3. Step 3: Cross multiply
    446,215.50x = 615,777.39 × 245,011.50
  4. Step 4: Simplify right side
    446,215.50x = 150,872,541,989.99
  5. Step 5: Solve for x
    x = 150,872,541,989.99/446,215.50
  6. Step 6: Final answer
    x = 338,115.87

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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.