Home / 435,128.60-652,826.51-207,714.41

Finding the Fourth Proportional to 435,128.60, 652,826.51 and 207,714.41

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Solution

The fourth proportional to 435,128.60, 652,826.51 and 207,714.41 is: 311,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,128.60 : 652,826.51 = 207,714.41 : x
  2. Step 2: Convert to fraction form
    435,128.60/652,826.51 = 207,714.41/x
  3. Step 3: Cross multiply
    435,128.60x = 652,826.51 × 207,714.41
  4. Step 4: Simplify right side
    435,128.60x = 135,601,474,432.69
  5. Step 5: Solve for x
    x = 135,601,474,432.69/435,128.60
  6. Step 6: Final answer
    x = 311,635.40

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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.