Home / 446,553.09-669,851.55-180,280.35

Finding the Fourth Proportional to 446,553.09, 669,851.55 and 180,280.35

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Solution

The fourth proportional to 446,553.09, 669,851.55 and 180,280.35 is: 270,429.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,553.09 : 669,851.55 = 180,280.35 : x
  2. Step 2: Convert to fraction form
    446,553.09/669,851.55 = 180,280.35/x
  3. Step 3: Cross multiply
    446,553.09x = 669,851.55 × 180,280.35
  4. Step 4: Simplify right side
    446,553.09x = 120,761,071,882.04
  5. Step 5: Solve for x
    x = 120,761,071,882.04/446,553.09
  6. Step 6: Final answer
    x = 270,429.37

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1.5x scale

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.