Home / 461,725.20-692,069.40-236,998.80

Finding the Fourth Proportional to 461,725.20, 692,069.40 and 236,998.80

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Solution

The fourth proportional to 461,725.20, 692,069.40 and 236,998.80 is: 355,232.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,725.20 : 692,069.40 = 236,998.80 : x
  2. Step 2: Convert to fraction form
    461,725.20/692,069.40 = 236,998.80/x
  3. Step 3: Cross multiply
    461,725.20x = 692,069.40 × 236,998.80
  4. Step 4: Simplify right side
    461,725.20x = 164,019,617,316.72
  5. Step 5: Solve for x
    x = 164,019,617,316.72/461,725.20
  6. Step 6: Final answer
    x = 355,232.11

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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.