Home / 282,317.48-389,593.27-154,992.16

Finding the Fourth Proportional to 282,317.48, 389,593.27 and 154,992.16

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Solution

The fourth proportional to 282,317.48, 389,593.27 and 154,992.16 is: 213,886.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,317.48 : 389,593.27 = 154,992.16 : x
  2. Step 2: Convert to fraction form
    282,317.48/389,593.27 = 154,992.16/x
  3. Step 3: Cross multiply
    282,317.48x = 389,593.27 × 154,992.16
  4. Step 4: Simplify right side
    282,317.48x = 60,383,902,438.76
  5. Step 5: Solve for x
    x = 60,383,902,438.76/282,317.48
  6. Step 6: Final answer
    x = 213,886.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.