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Finding the Fourth Proportional to 608,185.53, 839,223.45 and 336,216.89

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Solution

The fourth proportional to 608,185.53, 839,223.45 and 336,216.89 is: 463,939.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,185.53 : 839,223.45 = 336,216.89 : x
  2. Step 2: Convert to fraction form
    608,185.53/839,223.45 = 336,216.89/x
  3. Step 3: Cross multiply
    608,185.53x = 839,223.45 × 336,216.89
  4. Step 4: Simplify right side
    608,185.53x = 282,161,100,472.13
  5. Step 5: Solve for x
    x = 282,161,100,472.13/608,185.53
  6. Step 6: Final answer
    x = 463,939.19

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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.