Home / 597,619.20-895,408.20-281,427.60

Finding the Fourth Proportional to 597,619.20, 895,408.20 and 281,427.60

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Solution

The fourth proportional to 597,619.20, 895,408.20 and 281,427.60 is: 421,660.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,619.20 : 895,408.20 = 281,427.60 : x
  2. Step 2: Convert to fraction form
    597,619.20/895,408.20 = 281,427.60/x
  3. Step 3: Cross multiply
    597,619.20x = 895,408.20 × 281,427.60
  4. Step 4: Simplify right side
    597,619.20x = 251,992,580,746.32
  5. Step 5: Solve for x
    x = 251,992,580,746.32/597,619.20
  6. Step 6: Final answer
    x = 421,660.78

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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.