Home / 1,003,634.40-1,504,953.45-363,912.60

Finding the Fourth Proportional to 1,003,634.40, 1,504,953.45 and 363,912.60

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Solution

The fourth proportional to 1,003,634.40, 1,504,953.45 and 363,912.60 is: 545,688.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,634.40 : 1,504,953.45 = 363,912.60 : x
  2. Step 2: Convert to fraction form
    1,003,634.40/1,504,953.45 = 363,912.60/x
  3. Step 3: Cross multiply
    1,003,634.40x = 1,504,953.45 × 363,912.60
  4. Step 4: Simplify right side
    1,003,634.40x = 547,671,522,868.47
  5. Step 5: Solve for x
    x = 547,671,522,868.47/1,003,634.40
  6. Step 6: Final answer
    x = 545,688.27

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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.