Home / 649,181.94-895,982.33-377,407.48

Finding the Fourth Proportional to 649,181.94, 895,982.33 and 377,407.48

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Solution

The fourth proportional to 649,181.94, 895,982.33 and 377,407.48 is: 520,887.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,181.94 : 895,982.33 = 377,407.48 : x
  2. Step 2: Convert to fraction form
    649,181.94/895,982.33 = 377,407.48/x
  3. Step 3: Cross multiply
    649,181.94x = 895,982.33 × 377,407.48
  4. Step 4: Simplify right side
    649,181.94x = 338,150,431,402.79
  5. Step 5: Solve for x
    x = 338,150,431,402.79/649,181.94
  6. Step 6: Final answer
    x = 520,887.00

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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.