Home / 632,711.80-949,989.30-446,548.60

Finding the Fourth Proportional to 632,711.80, 949,989.30 and 446,548.60

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Solution

The fourth proportional to 632,711.80, 949,989.30 and 446,548.60 is: 670,473.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,711.80 : 949,989.30 = 446,548.60 : x
  2. Step 2: Convert to fraction form
    632,711.80/949,989.30 = 446,548.60/x
  3. Step 3: Cross multiply
    632,711.80x = 949,989.30 × 446,548.60
  4. Step 4: Simplify right side
    632,711.80x = 424,216,391,929.98
  5. Step 5: Solve for x
    x = 424,216,391,929.98/632,711.80
  6. Step 6: Final answer
    x = 670,473.34

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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.