Home / 459,918.27-689,849.73-171,674.44

Finding the Fourth Proportional to 459,918.27, 689,849.73 and 171,674.44

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Solution

The fourth proportional to 459,918.27, 689,849.73 and 171,674.44 is: 257,501.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,918.27 : 689,849.73 = 171,674.44 : x
  2. Step 2: Convert to fraction form
    459,918.27/689,849.73 = 171,674.44/x
  3. Step 3: Cross multiply
    459,918.27x = 689,849.73 × 171,674.44
  4. Step 4: Simplify right side
    459,918.27x = 118,429,564,357.28
  5. Step 5: Solve for x
    x = 118,429,564,357.28/459,918.27
  6. Step 6: Final answer
    x = 257,501.33

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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.