Home / 883,453.58-1,219,132.72-539,864.04

Finding the Fourth Proportional to 883,453.58, 1,219,132.72 and 539,864.04

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Solution

The fourth proportional to 883,453.58, 1,219,132.72 and 539,864.04 is: 744,992.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,453.58 : 1,219,132.72 = 539,864.04 : x
  2. Step 2: Convert to fraction form
    883,453.58/1,219,132.72 = 539,864.04/x
  3. Step 3: Cross multiply
    883,453.58x = 1,219,132.72 × 539,864.04
  4. Step 4: Simplify right side
    883,453.58x = 658,165,915,515.39
  5. Step 5: Solve for x
    x = 658,165,915,515.39/883,453.58
  6. Step 6: Final answer
    x = 744,992.07

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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.