Home / 346,317.20-519,524.40-109,635.20

Finding the Fourth Proportional to 346,317.20, 519,524.40 and 109,635.20

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Solution

The fourth proportional to 346,317.20, 519,524.40 and 109,635.20 is: 164,468.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,317.20 : 519,524.40 = 109,635.20 : x
  2. Step 2: Convert to fraction form
    346,317.20/519,524.40 = 109,635.20/x
  3. Step 3: Cross multiply
    346,317.20x = 519,524.40 × 109,635.20
  4. Step 4: Simplify right side
    346,317.20x = 56,958,161,498.88
  5. Step 5: Solve for x
    x = 56,958,161,498.88/346,317.20
  6. Step 6: Final answer
    x = 164,468.19

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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.