Home / 764,193.60-1,054,260-477,215.52

Finding the Fourth Proportional to 764,193.60, 1,054,260 and 477,215.52

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Solution

The fourth proportional to 764,193.60, 1,054,260 and 477,215.52 is: 658,353.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,193.60 : 1,054,260 = 477,215.52 : x
  2. Step 2: Convert to fraction form
    764,193.60/1,054,260 = 477,215.52/x
  3. Step 3: Cross multiply
    764,193.60x = 1,054,260 × 477,215.52
  4. Step 4: Simplify right side
    764,193.60x = 503,109,234,115.20
  5. Step 5: Solve for x
    x = 503,109,234,115.20/764,193.60
  6. Step 6: Final answer
    x = 658,353.11

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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.