Home / 727,207.50-1,090,929.42-214,924.62

Finding the Fourth Proportional to 727,207.50, 1,090,929.42 and 214,924.62

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Solution

The fourth proportional to 727,207.50, 1,090,929.42 and 214,924.62 is: 322,421.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,207.50 : 1,090,929.42 = 214,924.62 : x
  2. Step 2: Convert to fraction form
    727,207.50/1,090,929.42 = 214,924.62/x
  3. Step 3: Cross multiply
    727,207.50x = 1,090,929.42 × 214,924.62
  4. Step 4: Simplify right side
    727,207.50x = 234,467,591,040.32
  5. Step 5: Solve for x
    x = 234,467,591,040.32/727,207.50
  6. Step 6: Final answer
    x = 322,421.85

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1.5x scale

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.