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Finding the Fourth Proportional to 608,187.54, 839,226.20 and 336,218.90

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Solution

The fourth proportional to 608,187.54, 839,226.20 and 336,218.90 is: 463,941.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,187.54 : 839,226.20 = 336,218.90 : x
  2. Step 2: Convert to fraction form
    608,187.54/839,226.20 = 336,218.90/x
  3. Step 3: Cross multiply
    608,187.54x = 839,226.20 × 336,218.90
  4. Step 4: Simplify right side
    608,187.54x = 282,163,709,815.18
  5. Step 5: Solve for x
    x = 282,163,709,815.18/608,187.54
  6. Step 6: Final answer
    x = 463,941.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.