Home / 430,074.40-593,538.60-239,105.56

Finding the Fourth Proportional to 430,074.40, 593,538.60 and 239,105.56

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Solution

The fourth proportional to 430,074.40, 593,538.60 and 239,105.56 is: 329,985.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,074.40 : 593,538.60 = 239,105.56 : x
  2. Step 2: Convert to fraction form
    430,074.40/593,538.60 = 239,105.56/x
  3. Step 3: Cross multiply
    430,074.40x = 593,538.60 × 239,105.56
  4. Step 4: Simplify right side
    430,074.40x = 141,918,379,334.62
  5. Step 5: Solve for x
    x = 141,918,379,334.62/430,074.40
  6. Step 6: Final answer
    x = 329,985.65

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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.