Home / 672,468.77-1,008,105.93-262,043.05

Finding the Fourth Proportional to 672,468.77, 1,008,105.93 and 262,043.05

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Solution

The fourth proportional to 672,468.77, 1,008,105.93 and 262,043.05 is: 392,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,468.77 : 1,008,105.93 = 262,043.05 : x
  2. Step 2: Convert to fraction form
    672,468.77/1,008,105.93 = 262,043.05/x
  3. Step 3: Cross multiply
    672,468.77x = 1,008,105.93 × 262,043.05
  4. Step 4: Simplify right side
    672,468.77x = 264,167,152,537.17
  5. Step 5: Solve for x
    x = 264,167,152,537.17/672,468.77
  6. Step 6: Final answer
    x = 392,831.85

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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.