Home / 723,056.24-1,084,578.80-217,615.04

Finding the Fourth Proportional to 723,056.24, 1,084,578.80 and 217,615.04

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Solution

The fourth proportional to 723,056.24, 1,084,578.80 and 217,615.04 is: 326,420.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,056.24 : 1,084,578.80 = 217,615.04 : x
  2. Step 2: Convert to fraction form
    723,056.24/1,084,578.80 = 217,615.04/x
  3. Step 3: Cross multiply
    723,056.24x = 1,084,578.80 × 217,615.04
  4. Step 4: Simplify right side
    723,056.24x = 236,020,658,945.15
  5. Step 5: Solve for x
    x = 236,020,658,945.15/723,056.24
  6. Step 6: Final answer
    x = 326,420.89

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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.