Home / 314,660.26-434,234.14-178,697.04

Finding the Fourth Proportional to 314,660.26, 434,234.14 and 178,697.04

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Solution

The fourth proportional to 314,660.26, 434,234.14 and 178,697.04 is: 246,603.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,660.26 : 434,234.14 = 178,697.04 : x
  2. Step 2: Convert to fraction form
    314,660.26/434,234.14 = 178,697.04/x
  3. Step 3: Cross multiply
    314,660.26x = 434,234.14 × 178,697.04
  4. Step 4: Simplify right side
    314,660.26x = 77,596,355,484.95
  5. Step 5: Solve for x
    x = 77,596,355,484.95/314,660.26
  6. Step 6: Final answer
    x = 246,603.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.