Home / 524,815.80-786,057.30-454,831.80

Finding the Fourth Proportional to 524,815.80, 786,057.30 and 454,831.80

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Solution

The fourth proportional to 524,815.80, 786,057.30 and 454,831.80 is: 681,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,815.80 : 786,057.30 = 454,831.80 : x
  2. Step 2: Convert to fraction form
    524,815.80/786,057.30 = 454,831.80/x
  3. Step 3: Cross multiply
    524,815.80x = 786,057.30 × 454,831.80
  4. Step 4: Simplify right side
    524,815.80x = 357,523,856,662.14
  5. Step 5: Solve for x
    x = 357,523,856,662.14/524,815.80
  6. Step 6: Final answer
    x = 681,236.84

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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.