Home / 930,604.57-1,283,907.27-608,503.21

Finding the Fourth Proportional to 930,604.57, 1,283,907.27 and 608,503.21

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Solution

The fourth proportional to 930,604.57, 1,283,907.27 and 608,503.21 is: 839,520.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,604.57 : 1,283,907.27 = 608,503.21 : x
  2. Step 2: Convert to fraction form
    930,604.57/1,283,907.27 = 608,503.21/x
  3. Step 3: Cross multiply
    930,604.57x = 1,283,907.27 × 608,503.21
  4. Step 4: Simplify right side
    930,604.57x = 781,261,691,927.57
  5. Step 5: Solve for x
    x = 781,261,691,927.57/930,604.57
  6. Step 6: Final answer
    x = 839,520.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.