Home / 350,048.60-524,727.30-172,410.20

Finding the Fourth Proportional to 350,048.60, 524,727.30 and 172,410.20

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Solution

The fourth proportional to 350,048.60, 524,727.30 and 172,410.20 is: 258,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,048.60 : 524,727.30 = 172,410.20 : x
  2. Step 2: Convert to fraction form
    350,048.60/524,727.30 = 172,410.20/x
  3. Step 3: Cross multiply
    350,048.60x = 524,727.30 × 172,410.20
  4. Step 4: Simplify right side
    350,048.60x = 90,468,338,738.46
  5. Step 5: Solve for x
    x = 90,468,338,738.46/350,048.60
  6. Step 6: Final answer
    x = 258,445.08

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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.