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Finding the Fourth Proportional to 605,341.88, 835,430.79 and 452,114.03

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Solution

The fourth proportional to 605,341.88, 835,430.79 and 452,114.03 is: 623,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,341.88 : 835,430.79 = 452,114.03 : x
  2. Step 2: Convert to fraction form
    605,341.88/835,430.79 = 452,114.03/x
  3. Step 3: Cross multiply
    605,341.88x = 835,430.79 × 452,114.03
  4. Step 4: Simplify right side
    605,341.88x = 377,709,978,992.41
  5. Step 5: Solve for x
    x = 377,709,978,992.41/605,341.88
  6. Step 6: Final answer
    x = 623,961.42

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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.