Home / 519,828.56-779,816.72-160,029.43

Finding the Fourth Proportional to 519,828.56, 779,816.72 and 160,029.43

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Solution

The fourth proportional to 519,828.56, 779,816.72 and 160,029.43 is: 240,066.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,828.56 : 779,816.72 = 160,029.43 : x
  2. Step 2: Convert to fraction form
    519,828.56/779,816.72 = 160,029.43/x
  3. Step 3: Cross multiply
    519,828.56x = 779,816.72 × 160,029.43
  4. Step 4: Simplify right side
    519,828.56x = 124,793,625,206.07
  5. Step 5: Solve for x
    x = 124,793,625,206.07/519,828.56
  6. Step 6: Final answer
    x = 240,066.89

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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.