Home / 433,211.20-649,586.40-183,611.20

Finding the Fourth Proportional to 433,211.20, 649,586.40 and 183,611.20

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Solution

The fourth proportional to 433,211.20, 649,586.40 and 183,611.20 is: 275,319.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,211.20 : 649,586.40 = 183,611.20 : x
  2. Step 2: Convert to fraction form
    433,211.20/649,586.40 = 183,611.20/x
  3. Step 3: Cross multiply
    433,211.20x = 649,586.40 × 183,611.20
  4. Step 4: Simplify right side
    433,211.20x = 119,271,338,407.68
  5. Step 5: Solve for x
    x = 119,271,338,407.68/433,211.20
  6. Step 6: Final answer
    x = 275,319.15

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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.