Home / 341,933.58-512,441.85-266,123.67

Finding the Fourth Proportional to 341,933.58, 512,441.85 and 266,123.67

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Solution

The fourth proportional to 341,933.58, 512,441.85 and 266,123.67 is: 398,828.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,933.58 : 512,441.85 = 266,123.67 : x
  2. Step 2: Convert to fraction form
    341,933.58/512,441.85 = 266,123.67/x
  3. Step 3: Cross multiply
    341,933.58x = 512,441.85 × 266,123.67
  4. Step 4: Simplify right side
    341,933.58x = 136,372,905,783.59
  5. Step 5: Solve for x
    x = 136,372,905,783.59/341,933.58
  6. Step 6: Final answer
    x = 398,828.64

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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.