Home / 529,345.26-793,934.46-439,961.76

Finding the Fourth Proportional to 529,345.26, 793,934.46 and 439,961.76

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Solution

The fourth proportional to 529,345.26, 793,934.46 and 439,961.76 is: 659,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,345.26 : 793,934.46 = 439,961.76 : x
  2. Step 2: Convert to fraction form
    529,345.26/793,934.46 = 439,961.76/x
  3. Step 3: Cross multiply
    529,345.26x = 793,934.46 × 439,961.76
  4. Step 4: Simplify right side
    529,345.26x = 349,300,802,346.25
  5. Step 5: Solve for x
    x = 349,300,802,346.25/529,345.26
  6. Step 6: Final answer
    x = 659,873.30

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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.