Home / 608,240.34-839,384.37-336,330.63

Finding the Fourth Proportional to 608,240.34, 839,384.37 and 336,330.63

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Solution

The fourth proportional to 608,240.34, 839,384.37 and 336,330.63 is: 464,143.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,240.34 : 839,384.37 = 336,330.63 : x
  2. Step 2: Convert to fraction form
    608,240.34/839,384.37 = 336,330.63/x
  3. Step 3: Cross multiply
    608,240.34x = 839,384.37 × 336,330.63
  4. Step 4: Simplify right side
    608,240.34x = 282,310,673,974.25
  5. Step 5: Solve for x
    x = 282,310,673,974.25/608,240.34
  6. Step 6: Final answer
    x = 464,143.29

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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.