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Finding the Fourth Proportional to 608,285.63, 839,425.41 and 336,347.54

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Solution

The fourth proportional to 608,285.63, 839,425.41 and 336,347.54 is: 464,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,285.63 : 839,425.41 = 336,347.54 : x
  2. Step 2: Convert to fraction form
    608,285.63/839,425.41 = 336,347.54/x
  3. Step 3: Cross multiply
    608,285.63x = 839,425.41 × 336,347.54
  4. Step 4: Simplify right side
    608,285.63x = 282,338,670,617.71
  5. Step 5: Solve for x
    x = 282,338,670,617.71/608,285.63
  6. Step 6: Final answer
    x = 464,154.76

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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.