Home / 527,331.42-790,835.46-190,330.92

Finding the Fourth Proportional to 527,331.42, 790,835.46 and 190,330.92

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Solution

The fourth proportional to 527,331.42, 790,835.46 and 190,330.92 is: 285,438.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,331.42 : 790,835.46 = 190,330.92 : x
  2. Step 2: Convert to fraction form
    527,331.42/790,835.46 = 190,330.92/x
  3. Step 3: Cross multiply
    527,331.42x = 790,835.46 × 190,330.92
  4. Step 4: Simplify right side
    527,331.42x = 150,520,440,670.42
  5. Step 5: Solve for x
    x = 150,520,440,670.42/527,331.42
  6. Step 6: Final answer
    x = 285,438.03

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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.