Home / 1,176,143.76-1,764,234.98-323,210.08

Finding the Fourth Proportional to 1,176,143.76, 1,764,234.98 and 323,210.08

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Solution

The fourth proportional to 1,176,143.76, 1,764,234.98 and 323,210.08 is: 484,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,143.76 : 1,764,234.98 = 323,210.08 : x
  2. Step 2: Convert to fraction form
    1,176,143.76/1,764,234.98 = 323,210.08/x
  3. Step 3: Cross multiply
    1,176,143.76x = 1,764,234.98 × 323,210.08
  4. Step 4: Simplify right side
    1,176,143.76x = 570,218,530,825.88
  5. Step 5: Solve for x
    x = 570,218,530,825.88/1,176,143.76
  6. Step 6: Final answer
    x = 484,820.44

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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.