Home / 626,204.16-864,162.06-339,724.17

Finding the Fourth Proportional to 626,204.16, 864,162.06 and 339,724.17

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Solution

The fourth proportional to 626,204.16, 864,162.06 and 339,724.17 is: 468,819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,204.16 : 864,162.06 = 339,724.17 : x
  2. Step 2: Convert to fraction form
    626,204.16/864,162.06 = 339,724.17/x
  3. Step 3: Cross multiply
    626,204.16x = 864,162.06 × 339,724.17
  4. Step 4: Simplify right side
    626,204.16x = 293,576,738,578.99
  5. Step 5: Solve for x
    x = 293,576,738,578.99/626,204.16
  6. Step 6: Final answer
    x = 468,819.53

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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.