Home / 587,845.44-810,985.32-383,825.88

Finding the Fourth Proportional to 587,845.44, 810,985.32 and 383,825.88

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Solution

The fourth proportional to 587,845.44, 810,985.32 and 383,825.88 is: 529,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,845.44 : 810,985.32 = 383,825.88 : x
  2. Step 2: Convert to fraction form
    587,845.44/810,985.32 = 383,825.88/x
  3. Step 3: Cross multiply
    587,845.44x = 810,985.32 × 383,825.88
  4. Step 4: Simplify right side
    587,845.44x = 311,277,154,116.08
  5. Step 5: Solve for x
    x = 311,277,154,116.08/587,845.44
  6. Step 6: Final answer
    x = 529,522.10

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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.