Home / 859,327.44-1,185,838.92-477,378.24

Finding the Fourth Proportional to 859,327.44, 1,185,838.92 and 477,378.24

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Solution

The fourth proportional to 859,327.44, 1,185,838.92 and 477,378.24 is: 658,763.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,327.44 : 1,185,838.92 = 477,378.24 : x
  2. Step 2: Convert to fraction form
    859,327.44/1,185,838.92 = 477,378.24/x
  3. Step 3: Cross multiply
    859,327.44x = 1,185,838.92 × 477,378.24
  4. Step 4: Simplify right side
    859,327.44x = 566,093,696,553.10
  5. Step 5: Solve for x
    x = 566,093,696,553.10/859,327.44
  6. Step 6: Final answer
    x = 658,763.67

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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.