Home / 843,570.24-1,164,089.76-516,783.36

Finding the Fourth Proportional to 843,570.24, 1,164,089.76 and 516,783.36

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Solution

The fourth proportional to 843,570.24, 1,164,089.76 and 516,783.36 is: 713,138.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,570.24 : 1,164,089.76 = 516,783.36 : x
  2. Step 2: Convert to fraction form
    843,570.24/1,164,089.76 = 516,783.36/x
  3. Step 3: Cross multiply
    843,570.24x = 1,164,089.76 × 516,783.36
  4. Step 4: Simplify right side
    843,570.24x = 601,582,217,514.39
  5. Step 5: Solve for x
    x = 601,582,217,514.39/843,570.24
  6. Step 6: Final answer
    x = 713,138.27

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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.