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Finding the Fourth Proportional to 524,816.80, 786,058.80 and 454,832.80

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Solution

The fourth proportional to 524,816.80, 786,058.80 and 454,832.80 is: 681,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,816.80 : 786,058.80 = 454,832.80 : x
  2. Step 2: Convert to fraction form
    524,816.80/786,058.80 = 454,832.80/x
  3. Step 3: Cross multiply
    524,816.80x = 786,058.80 × 454,832.80
  4. Step 4: Simplify right side
    524,816.80x = 357,525,324,968.64
  5. Step 5: Solve for x
    x = 357,525,324,968.64/524,816.80
  6. Step 6: Final answer
    x = 681,238.34

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1.5x scale

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.