Home / 529,165.28-793,643.16-259,177.70

Finding the Fourth Proportional to 529,165.28, 793,643.16 and 259,177.70

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Solution

The fourth proportional to 529,165.28, 793,643.16 and 259,177.70 is: 388,715.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,165.28 : 793,643.16 = 259,177.70 : x
  2. Step 2: Convert to fraction form
    529,165.28/793,643.16 = 259,177.70/x
  3. Step 3: Cross multiply
    529,165.28x = 793,643.16 × 259,177.70
  4. Step 4: Simplify right side
    529,165.28x = 205,694,608,829.53
  5. Step 5: Solve for x
    x = 205,694,608,829.53/529,165.28
  6. Step 6: Final answer
    x = 388,715.24

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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.