Home / 433,141.33-646,539.49-382,009.27

Finding the Fourth Proportional to 433,141.33, 646,539.49 and 382,009.27

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Solution

The fourth proportional to 433,141.33, 646,539.49 and 382,009.27 is: 570,215.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,141.33 : 646,539.49 = 382,009.27 : x
  2. Step 2: Convert to fraction form
    433,141.33/646,539.49 = 382,009.27/x
  3. Step 3: Cross multiply
    433,141.33x = 646,539.49 × 382,009.27
  4. Step 4: Simplify right side
    433,141.33x = 246,984,076,029.70
  5. Step 5: Solve for x
    x = 246,984,076,029.70/433,141.33
  6. Step 6: Final answer
    x = 570,215.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.