Home / 346,468.20-519,443.10-188,874.60

Finding the Fourth Proportional to 346,468.20, 519,443.10 and 188,874.60

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Solution

The fourth proportional to 346,468.20, 519,443.10 and 188,874.60 is: 283,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,468.20 : 519,443.10 = 188,874.60 : x
  2. Step 2: Convert to fraction form
    346,468.20/519,443.10 = 188,874.60/x
  3. Step 3: Cross multiply
    346,468.20x = 519,443.10 × 188,874.60
  4. Step 4: Simplify right side
    346,468.20x = 98,109,607,735.26
  5. Step 5: Solve for x
    x = 98,109,607,735.26/346,468.20
  6. Step 6: Final answer
    x = 283,170.60

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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.