Home / 507,566.16-761,357.88-192,171.60

Finding the Fourth Proportional to 507,566.16, 761,357.88 and 192,171.60

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Solution

The fourth proportional to 507,566.16, 761,357.88 and 192,171.60 is: 288,260.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,566.16 : 761,357.88 = 192,171.60 : x
  2. Step 2: Convert to fraction form
    507,566.16/761,357.88 = 192,171.60/x
  3. Step 3: Cross multiply
    507,566.16x = 761,357.88 × 192,171.60
  4. Step 4: Simplify right side
    507,566.16x = 146,311,361,972.21
  5. Step 5: Solve for x
    x = 146,311,361,972.21/507,566.16
  6. Step 6: Final answer
    x = 288,260.67

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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.