Home / 480,710.07-720,556.62-181,061

Finding the Fourth Proportional to 480,710.07, 720,556.62 and 181,061

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Solution

The fourth proportional to 480,710.07, 720,556.62 and 181,061 is: 271,399.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,710.07 : 720,556.62 = 181,061 : x
  2. Step 2: Convert to fraction form
    480,710.07/720,556.62 = 181,061/x
  3. Step 3: Cross multiply
    480,710.07x = 720,556.62 × 181,061
  4. Step 4: Simplify right side
    480,710.07x = 130,464,702,173.82
  5. Step 5: Solve for x
    x = 130,464,702,173.82/480,710.07
  6. Step 6: Final answer
    x = 271,399.98

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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.