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Finding the Fourth Proportional to 608,160.19, 839,224.90 and 336,211.80

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Solution

The fourth proportional to 608,160.19, 839,224.90 and 336,211.80 is: 463,952.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,160.19 : 839,224.90 = 336,211.80 : x
  2. Step 2: Convert to fraction form
    608,160.19/839,224.90 = 336,211.80/x
  3. Step 3: Cross multiply
    608,160.19x = 839,224.90 × 336,211.80
  4. Step 4: Simplify right side
    608,160.19x = 282,157,314,233.82
  5. Step 5: Solve for x
    x = 282,157,314,233.82/608,160.19
  6. Step 6: Final answer
    x = 463,952.29

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Double scale
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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.