Home / 516,997.08-775,495.89-236,317.50

Finding the Fourth Proportional to 516,997.08, 775,495.89 and 236,317.50

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Solution

The fourth proportional to 516,997.08, 775,495.89 and 236,317.50 is: 354,476.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,997.08 : 775,495.89 = 236,317.50 : x
  2. Step 2: Convert to fraction form
    516,997.08/775,495.89 = 236,317.50/x
  3. Step 3: Cross multiply
    516,997.08x = 775,495.89 × 236,317.50
  4. Step 4: Simplify right side
    516,997.08x = 183,263,249,985.08
  5. Step 5: Solve for x
    x = 183,263,249,985.08/516,997.08
  6. Step 6: Final answer
    x = 354,476.37

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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.