Home / 683,880.21-1,025,820.30-185,244.21

Finding the Fourth Proportional to 683,880.21, 1,025,820.30 and 185,244.21

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Solution

The fourth proportional to 683,880.21, 1,025,820.30 and 185,244.21 is: 277,866.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,880.21 : 1,025,820.30 = 185,244.21 : x
  2. Step 2: Convert to fraction form
    683,880.21/1,025,820.30 = 185,244.21/x
  3. Step 3: Cross multiply
    683,880.21x = 1,025,820.30 × 185,244.21
  4. Step 4: Simplify right side
    683,880.21x = 190,027,271,075.46
  5. Step 5: Solve for x
    x = 190,027,271,075.46/683,880.21
  6. Step 6: Final answer
    x = 277,866.31

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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.