Home / 654,004.88-902,773.36-382,161.12

Finding the Fourth Proportional to 654,004.88, 902,773.36 and 382,161.12

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Solution

The fourth proportional to 654,004.88, 902,773.36 and 382,161.12 is: 527,526.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,004.88 : 902,773.36 = 382,161.12 : x
  2. Step 2: Convert to fraction form
    654,004.88/902,773.36 = 382,161.12/x
  3. Step 3: Cross multiply
    654,004.88x = 902,773.36 × 382,161.12
  4. Step 4: Simplify right side
    654,004.88x = 345,004,878,363.76
  5. Step 5: Solve for x
    x = 345,004,878,363.76/654,004.88
  6. Step 6: Final answer
    x = 527,526.46

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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.