Home / 831,982.24-1,148,134.63-450,008.11

Finding the Fourth Proportional to 831,982.24, 1,148,134.63 and 450,008.11

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Solution

The fourth proportional to 831,982.24, 1,148,134.63 and 450,008.11 is: 621,010.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,982.24 : 1,148,134.63 = 450,008.11 : x
  2. Step 2: Convert to fraction form
    831,982.24/1,148,134.63 = 450,008.11/x
  3. Step 3: Cross multiply
    831,982.24x = 1,148,134.63 × 450,008.11
  4. Step 4: Simplify right side
    831,982.24x = 516,669,894,871.85
  5. Step 5: Solve for x
    x = 516,669,894,871.85/831,982.24
  6. Step 6: Final answer
    x = 621,010.73

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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.