Home / 1,354,256.20-2,030,112.58-455,069.10

Finding the Fourth Proportional to 1,354,256.20, 2,030,112.58 and 455,069.10

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Solution

The fourth proportional to 1,354,256.20, 2,030,112.58 and 455,069.10 is: 682,176.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,256.20 : 2,030,112.58 = 455,069.10 : x
  2. Step 2: Convert to fraction form
    1,354,256.20/2,030,112.58 = 455,069.10/x
  3. Step 3: Cross multiply
    1,354,256.20x = 2,030,112.58 × 455,069.10
  4. Step 4: Simplify right side
    1,354,256.20x = 923,841,504,679.28
  5. Step 5: Solve for x
    x = 923,841,504,679.28/1,354,256.20
  6. Step 6: Final answer
    x = 682,176.32

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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.