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Finding the Fourth Proportional to 346,500.80, 519,313.80 and 168,624.80

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Solution

The fourth proportional to 346,500.80, 519,313.80 and 168,624.80 is: 252,724.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,500.80 : 519,313.80 = 168,624.80 : x
  2. Step 2: Convert to fraction form
    346,500.80/519,313.80 = 168,624.80/x
  3. Step 3: Cross multiply
    346,500.80x = 519,313.80 × 168,624.80
  4. Step 4: Simplify right side
    346,500.80x = 87,569,185,662.24
  5. Step 5: Solve for x
    x = 87,569,185,662.24/346,500.80
  6. Step 6: Final answer
    x = 252,724.34

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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.