Home / 764,002.60-1,147,227.90-607,532.20

Finding the Fourth Proportional to 764,002.60, 1,147,227.90 and 607,532.20

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Solution

The fourth proportional to 764,002.60, 1,147,227.90 and 607,532.20 is: 912,271.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,002.60 : 1,147,227.90 = 607,532.20 : x
  2. Step 2: Convert to fraction form
    764,002.60/1,147,227.90 = 607,532.20/x
  3. Step 3: Cross multiply
    764,002.60x = 1,147,227.90 × 607,532.20
  4. Step 4: Simplify right side
    764,002.60x = 696,977,889,988.38
  5. Step 5: Solve for x
    x = 696,977,889,988.38/764,002.60
  6. Step 6: Final answer
    x = 912,271.62

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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.