Home / 909,912.60-1,364,868.90-573,333.30

Finding the Fourth Proportional to 909,912.60, 1,364,868.90 and 573,333.30

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Solution

The fourth proportional to 909,912.60, 1,364,868.90 and 573,333.30 is: 859,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,912.60 : 1,364,868.90 = 573,333.30 : x
  2. Step 2: Convert to fraction form
    909,912.60/1,364,868.90 = 573,333.30/x
  3. Step 3: Cross multiply
    909,912.60x = 1,364,868.90 × 573,333.30
  4. Step 4: Simplify right side
    909,912.60x = 782,524,790,504.37
  5. Step 5: Solve for x
    x = 782,524,790,504.37/909,912.60
  6. Step 6: Final answer
    x = 859,999.95

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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.