Home / 764,598.50-1,055,147.16-425,066.75

Finding the Fourth Proportional to 764,598.50, 1,055,147.16 and 425,066.75

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Solution

The fourth proportional to 764,598.50, 1,055,147.16 and 425,066.75 is: 586,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,598.50 : 1,055,147.16 = 425,066.75 : x
  2. Step 2: Convert to fraction form
    764,598.50/1,055,147.16 = 425,066.75/x
  3. Step 3: Cross multiply
    764,598.50x = 1,055,147.16 × 425,066.75
  4. Step 4: Simplify right side
    764,598.50x = 448,507,974,072.93
  5. Step 5: Solve for x
    x = 448,507,974,072.93/764,598.50
  6. Step 6: Final answer
    x = 586,592.80

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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.