Home / 883,876.70-1,219,710.46-516,387.93

Finding the Fourth Proportional to 883,876.70, 1,219,710.46 and 516,387.93

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Solution

The fourth proportional to 883,876.70, 1,219,710.46 and 516,387.93 is: 712,592.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,876.70 : 1,219,710.46 = 516,387.93 : x
  2. Step 2: Convert to fraction form
    883,876.70/1,219,710.46 = 516,387.93/x
  3. Step 3: Cross multiply
    883,876.70x = 1,219,710.46 × 516,387.93
  4. Step 4: Simplify right side
    883,876.70x = 629,843,759,638.75
  5. Step 5: Solve for x
    x = 629,843,759,638.75/883,876.70
  6. Step 6: Final answer
    x = 712,592.33

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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.