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Finding the Fourth Proportional to 346,682.44, 520,043.10 and 97,345

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Solution

The fourth proportional to 346,682.44, 520,043.10 and 97,345 is: 146,022.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,682.44 : 520,043.10 = 97,345 : x
  2. Step 2: Convert to fraction form
    346,682.44/520,043.10 = 97,345/x
  3. Step 3: Cross multiply
    346,682.44x = 520,043.10 × 97,345
  4. Step 4: Simplify right side
    346,682.44x = 50,623,595,569.50
  5. Step 5: Solve for x
    x = 50,623,595,569.50/346,682.44
  6. Step 6: Final answer
    x = 146,022.96

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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.