Home / 355,246.20-532,869.30-222,535.80

Finding the Fourth Proportional to 355,246.20, 532,869.30 and 222,535.80

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Solution

The fourth proportional to 355,246.20, 532,869.30 and 222,535.80 is: 333,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,246.20 : 532,869.30 = 222,535.80 : x
  2. Step 2: Convert to fraction form
    355,246.20/532,869.30 = 222,535.80/x
  3. Step 3: Cross multiply
    355,246.20x = 532,869.30 × 222,535.80
  4. Step 4: Simplify right side
    355,246.20x = 118,582,495,970.94
  5. Step 5: Solve for x
    x = 118,582,495,970.94/355,246.20
  6. Step 6: Final answer
    x = 333,803.70

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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.