Home / 584,100.12-806,423.07-447,872.37

Finding the Fourth Proportional to 584,100.12, 806,423.07 and 447,872.37

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Solution

The fourth proportional to 584,100.12, 806,423.07 and 447,872.37 is: 618,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,100.12 : 806,423.07 = 447,872.37 : x
  2. Step 2: Convert to fraction form
    584,100.12/806,423.07 = 447,872.37/x
  3. Step 3: Cross multiply
    584,100.12x = 806,423.07 × 447,872.37
  4. Step 4: Simplify right side
    584,100.12x = 361,174,611,583.58
  5. Step 5: Solve for x
    x = 361,174,611,583.58/584,100.12
  6. Step 6: Final answer
    x = 618,343.67

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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.