Home / 734,820.55-1,013,982.37-412,456.75

Finding the Fourth Proportional to 734,820.55, 1,013,982.37 and 412,456.75

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Solution

The fourth proportional to 734,820.55, 1,013,982.37 and 412,456.75 is: 569,151.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,820.55 : 1,013,982.37 = 412,456.75 : x
  2. Step 2: Convert to fraction form
    734,820.55/1,013,982.37 = 412,456.75/x
  3. Step 3: Cross multiply
    734,820.55x = 1,013,982.37 × 412,456.75
  4. Step 4: Simplify right side
    734,820.55x = 418,223,872,887.50
  5. Step 5: Solve for x
    x = 418,223,872,887.50/734,820.55
  6. Step 6: Final answer
    x = 569,151.03

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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.