Home / 350,949.20-525,646.20-288,741.20

Finding the Fourth Proportional to 350,949.20, 525,646.20 and 288,741.20

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Solution

The fourth proportional to 350,949.20, 525,646.20 and 288,741.20 is: 432,472.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,949.20 : 525,646.20 = 288,741.20 : x
  2. Step 2: Convert to fraction form
    350,949.20/525,646.20 = 288,741.20/x
  3. Step 3: Cross multiply
    350,949.20x = 525,646.20 × 288,741.20
  4. Step 4: Simplify right side
    350,949.20x = 151,775,714,563.44
  5. Step 5: Solve for x
    x = 151,775,714,563.44/350,949.20
  6. Step 6: Final answer
    x = 432,472.03

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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.