Home / 693,921.60-1,040,882.40-536,457.60

Finding the Fourth Proportional to 693,921.60, 1,040,882.40 and 536,457.60

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Solution

The fourth proportional to 693,921.60, 1,040,882.40 and 536,457.60 is: 804,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,921.60 : 1,040,882.40 = 536,457.60 : x
  2. Step 2: Convert to fraction form
    693,921.60/1,040,882.40 = 536,457.60/x
  3. Step 3: Cross multiply
    693,921.60x = 1,040,882.40 × 536,457.60
  4. Step 4: Simplify right side
    693,921.60x = 558,389,274,186.24
  5. Step 5: Solve for x
    x = 558,389,274,186.24/693,921.60
  6. Step 6: Final answer
    x = 804,686.40

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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.