Home / 865,846.08-1,194,920.64-483,903.36

Finding the Fourth Proportional to 865,846.08, 1,194,920.64 and 483,903.36

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Solution

The fourth proportional to 865,846.08, 1,194,920.64 and 483,903.36 is: 667,816.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,846.08 : 1,194,920.64 = 483,903.36 : x
  2. Step 2: Convert to fraction form
    865,846.08/1,194,920.64 = 483,903.36/x
  3. Step 3: Cross multiply
    865,846.08x = 1,194,920.64 × 483,903.36
  4. Step 4: Simplify right side
    865,846.08x = 578,226,112,629.35
  5. Step 5: Solve for x
    x = 578,226,112,629.35/865,846.08
  6. Step 6: Final answer
    x = 667,816.29

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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.