Home / 514,768.86-772,119.40-177,814.34

Finding the Fourth Proportional to 514,768.86, 772,119.40 and 177,814.34

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Solution

The fourth proportional to 514,768.86, 772,119.40 and 177,814.34 is: 266,709.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,768.86 : 772,119.40 = 177,814.34 : x
  2. Step 2: Convert to fraction form
    514,768.86/772,119.40 = 177,814.34/x
  3. Step 3: Cross multiply
    514,768.86x = 772,119.40 × 177,814.34
  4. Step 4: Simplify right side
    514,768.86x = 137,293,901,512.20
  5. Step 5: Solve for x
    x = 137,293,901,512.20/514,768.86
  6. Step 6: Final answer
    x = 266,709.80

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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.