Home / 946,185.18-1,305,540.63-543,699.42

Finding the Fourth Proportional to 946,185.18, 1,305,540.63 and 543,699.42

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Solution

The fourth proportional to 946,185.18, 1,305,540.63 and 543,699.42 is: 750,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,185.18 : 1,305,540.63 = 543,699.42 : x
  2. Step 2: Convert to fraction form
    946,185.18/1,305,540.63 = 543,699.42/x
  3. Step 3: Cross multiply
    946,185.18x = 1,305,540.63 × 543,699.42
  4. Step 4: Simplify right side
    946,185.18x = 709,821,683,317.44
  5. Step 5: Solve for x
    x = 709,821,683,317.44/946,185.18
  6. Step 6: Final answer
    x = 750,193.20

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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.