Home / 430,179.87-593,644.53-239,191.59

Finding the Fourth Proportional to 430,179.87, 593,644.53 and 239,191.59

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Solution

The fourth proportional to 430,179.87, 593,644.53 and 239,191.59 is: 330,082.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,179.87 : 593,644.53 = 239,191.59 : x
  2. Step 2: Convert to fraction form
    430,179.87/593,644.53 = 239,191.59/x
  3. Step 3: Cross multiply
    430,179.87x = 593,644.53 × 239,191.59
  4. Step 4: Simplify right side
    430,179.87x = 141,994,776,057.28
  5. Step 5: Solve for x
    x = 141,994,776,057.28/430,179.87
  6. Step 6: Final answer
    x = 330,082.34

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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.