Home / 528,845.99-791,514.79-481,570.34

Finding the Fourth Proportional to 528,845.99, 791,514.79 and 481,570.34

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Solution

The fourth proportional to 528,845.99, 791,514.79 and 481,570.34 is: 720,758.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,845.99 : 791,514.79 = 481,570.34 : x
  2. Step 2: Convert to fraction form
    528,845.99/791,514.79 = 481,570.34/x
  3. Step 3: Cross multiply
    528,845.99x = 791,514.79 × 481,570.34
  4. Step 4: Simplify right side
    528,845.99x = 381,170,041,373.83
  5. Step 5: Solve for x
    x = 381,170,041,373.83/528,845.99
  6. Step 6: Final answer
    x = 720,758.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.