Home / 764,096.90-1,054,450.18-437,408.10

Finding the Fourth Proportional to 764,096.90, 1,054,450.18 and 437,408.10

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Solution

The fourth proportional to 764,096.90, 1,054,450.18 and 437,408.10 is: 603,621.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,096.90 : 1,054,450.18 = 437,408.10 : x
  2. Step 2: Convert to fraction form
    764,096.90/1,054,450.18 = 437,408.10/x
  3. Step 3: Cross multiply
    764,096.90x = 1,054,450.18 × 437,408.10
  4. Step 4: Simplify right side
    764,096.90x = 461,225,049,778.46
  5. Step 5: Solve for x
    x = 461,225,049,778.46/764,096.90
  6. Step 6: Final answer
    x = 603,621.15

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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.