Home / 346,635.19-519,951.39-109,996.30

Finding the Fourth Proportional to 346,635.19, 519,951.39 and 109,996.30

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Solution

The fourth proportional to 346,635.19, 519,951.39 and 109,996.30 is: 164,994.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,635.19 : 519,951.39 = 109,996.30 : x
  2. Step 2: Convert to fraction form
    346,635.19/519,951.39 = 109,996.30/x
  3. Step 3: Cross multiply
    346,635.19x = 519,951.39 × 109,996.30
  4. Step 4: Simplify right side
    346,635.19x = 57,192,729,079.86
  5. Step 5: Solve for x
    x = 57,192,729,079.86/346,635.19
  6. Step 6: Final answer
    x = 164,994.01

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Double scale
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Similar ratio
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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.