Home / 346,514.20-519,771.30-253,202.20

Finding the Fourth Proportional to 346,514.20, 519,771.30 and 253,202.20

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Solution

The fourth proportional to 346,514.20, 519,771.30 and 253,202.20 is: 379,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,514.20 : 519,771.30 = 253,202.20 : x
  2. Step 2: Convert to fraction form
    346,514.20/519,771.30 = 253,202.20/x
  3. Step 3: Cross multiply
    346,514.20x = 519,771.30 × 253,202.20
  4. Step 4: Simplify right side
    346,514.20x = 131,607,236,656.86
  5. Step 5: Solve for x
    x = 131,607,236,656.86/346,514.20
  6. Step 6: Final answer
    x = 379,803.30

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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.