Home / 764,015.40-1,146,023.10-764,015.40

Finding the Fourth Proportional to 764,015.40, 1,146,023.10 and 764,015.40

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Solution

The fourth proportional to 764,015.40, 1,146,023.10 and 764,015.40 is: 1,146,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,015.40 : 1,146,023.10 = 764,015.40 : x
  2. Step 2: Convert to fraction form
    764,015.40/1,146,023.10 = 764,015.40/x
  3. Step 3: Cross multiply
    764,015.40x = 1,146,023.10 × 764,015.40
  4. Step 4: Simplify right side
    764,015.40x = 875,579,297,155.74
  5. Step 5: Solve for x
    x = 875,579,297,155.74/764,015.40
  6. Step 6: Final answer
    x = 1,146,023.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.