Home / 805,736.40-1,208,604.60-604,969.80

Finding the Fourth Proportional to 805,736.40, 1,208,604.60 and 604,969.80

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Solution

The fourth proportional to 805,736.40, 1,208,604.60 and 604,969.80 is: 907,454.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,736.40 : 1,208,604.60 = 604,969.80 : x
  2. Step 2: Convert to fraction form
    805,736.40/1,208,604.60 = 604,969.80/x
  3. Step 3: Cross multiply
    805,736.40x = 1,208,604.60 × 604,969.80
  4. Step 4: Simplify right side
    805,736.40x = 731,169,283,141.08
  5. Step 5: Solve for x
    x = 731,169,283,141.08/805,736.40
  6. Step 6: Final answer
    x = 907,454.70

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1.5x scale

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.