Home / 434,519.70-651,779.55-185,169.30

Finding the Fourth Proportional to 434,519.70, 651,779.55 and 185,169.30

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Solution

The fourth proportional to 434,519.70, 651,779.55 and 185,169.30 is: 277,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,519.70 : 651,779.55 = 185,169.30 : x
  2. Step 2: Convert to fraction form
    434,519.70/651,779.55 = 185,169.30/x
  3. Step 3: Cross multiply
    434,519.70x = 651,779.55 × 185,169.30
  4. Step 4: Simplify right side
    434,519.70x = 120,689,563,027.82
  5. Step 5: Solve for x
    x = 120,689,563,027.82/434,519.70
  6. Step 6: Final answer
    x = 277,753.95

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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.