Home / 534,669.20-802,003.80-219,352.40

Finding the Fourth Proportional to 534,669.20, 802,003.80 and 219,352.40

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Solution

The fourth proportional to 534,669.20, 802,003.80 and 219,352.40 is: 329,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,669.20 : 802,003.80 = 219,352.40 : x
  2. Step 2: Convert to fraction form
    534,669.20/802,003.80 = 219,352.40/x
  3. Step 3: Cross multiply
    534,669.20x = 802,003.80 × 219,352.40
  4. Step 4: Simplify right side
    534,669.20x = 175,921,458,339.12
  5. Step 5: Solve for x
    x = 175,921,458,339.12/534,669.20
  6. Step 6: Final answer
    x = 329,028.60

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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.