Home / 549,522.20-823,627.20-283,145.60

Finding the Fourth Proportional to 549,522.20, 823,627.20 and 283,145.60

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Solution

The fourth proportional to 549,522.20, 823,627.20 and 283,145.60 is: 424,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,522.20 : 823,627.20 = 283,145.60 : x
  2. Step 2: Convert to fraction form
    549,522.20/823,627.20 = 283,145.60/x
  3. Step 3: Cross multiply
    549,522.20x = 823,627.20 × 283,145.60
  4. Step 4: Simplify right side
    549,522.20x = 233,206,417,720.32
  5. Step 5: Solve for x
    x = 233,206,417,720.32/549,522.20
  6. Step 6: Final answer
    x = 424,380.34

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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.