Home / 865,533.75-1,194,414.57-483,563.40

Finding the Fourth Proportional to 865,533.75, 1,194,414.57 and 483,563.40

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Solution

The fourth proportional to 865,533.75, 1,194,414.57 and 483,563.40 is: 667,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,533.75 : 1,194,414.57 = 483,563.40 : x
  2. Step 2: Convert to fraction form
    865,533.75/1,194,414.57 = 483,563.40/x
  3. Step 3: Cross multiply
    865,533.75x = 1,194,414.57 × 483,563.40
  4. Step 4: Simplify right side
    865,533.75x = 577,575,170,478.74
  5. Step 5: Solve for x
    x = 577,575,170,478.74/865,533.75
  6. Step 6: Final answer
    x = 667,305.20

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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.