Home / 323,070.10-445,833.45-177,871.30

Finding the Fourth Proportional to 323,070.10, 445,833.45 and 177,871.30

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Solution

The fourth proportional to 323,070.10, 445,833.45 and 177,871.30 is: 245,460.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,070.10 : 445,833.45 = 177,871.30 : x
  2. Step 2: Convert to fraction form
    323,070.10/445,833.45 = 177,871.30/x
  3. Step 3: Cross multiply
    323,070.10x = 445,833.45 × 177,871.30
  4. Step 4: Simplify right side
    323,070.10x = 79,300,975,334.99
  5. Step 5: Solve for x
    x = 79,300,975,334.99/323,070.10
  6. Step 6: Final answer
    x = 245,460.58

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1.5x scale

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.