Home / 346,969.12-520,099.17-196,892.50

Finding the Fourth Proportional to 346,969.12, 520,099.17 and 196,892.50

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Solution

The fourth proportional to 346,969.12, 520,099.17 and 196,892.50 is: 295,137.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,969.12 : 520,099.17 = 196,892.50 : x
  2. Step 2: Convert to fraction form
    346,969.12/520,099.17 = 196,892.50/x
  3. Step 3: Cross multiply
    346,969.12x = 520,099.17 × 196,892.50
  4. Step 4: Simplify right side
    346,969.12x = 102,403,625,829.23
  5. Step 5: Solve for x
    x = 102,403,625,829.23/346,969.12
  6. Step 6: Final answer
    x = 295,137.58

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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.