Home / 697,389.99-1,046,085-276,665.86

Finding the Fourth Proportional to 697,389.99, 1,046,085 and 276,665.86

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Solution

The fourth proportional to 697,389.99, 1,046,085 and 276,665.86 is: 414,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,389.99 : 1,046,085 = 276,665.86 : x
  2. Step 2: Convert to fraction form
    697,389.99/1,046,085 = 276,665.86/x
  3. Step 3: Cross multiply
    697,389.99x = 1,046,085 × 276,665.86
  4. Step 4: Simplify right side
    697,389.99x = 289,416,006,158.10
  5. Step 5: Solve for x
    x = 289,416,006,158.10/697,389.99
  6. Step 6: Final answer
    x = 414,998.80

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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.