Home / 608,135.49-839,222.30-336,214.85

Finding the Fourth Proportional to 608,135.49, 839,222.30 and 336,214.85

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Solution

The fourth proportional to 608,135.49, 839,222.30 and 336,214.85 is: 463,973.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,135.49 : 839,222.30 = 336,214.85 : x
  2. Step 2: Convert to fraction form
    608,135.49/839,222.30 = 336,214.85/x
  3. Step 3: Cross multiply
    608,135.49x = 839,222.30 × 336,214.85
  4. Step 4: Simplify right side
    608,135.49x = 282,158,995,515.04
  5. Step 5: Solve for x
    x = 282,158,995,515.04/608,135.49
  6. Step 6: Final answer
    x = 463,973.90

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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.