Home / 537,543.20-805,969.20-222,125.60

Finding the Fourth Proportional to 537,543.20, 805,969.20 and 222,125.60

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Solution

The fourth proportional to 537,543.20, 805,969.20 and 222,125.60 is: 333,045.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,543.20 : 805,969.20 = 222,125.60 : x
  2. Step 2: Convert to fraction form
    537,543.20/805,969.20 = 222,125.60/x
  3. Step 3: Cross multiply
    537,543.20x = 805,969.20 × 222,125.60
  4. Step 4: Simplify right side
    537,543.20x = 179,026,392,131.52
  5. Step 5: Solve for x
    x = 179,026,392,131.52/537,543.20
  6. Step 6: Final answer
    x = 333,045.59

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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.