Home / 594,538.14-821,144.07-391,496.79

Finding the Fourth Proportional to 594,538.14, 821,144.07 and 391,496.79

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Solution

The fourth proportional to 594,538.14, 821,144.07 and 391,496.79 is: 540,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,538.14 : 821,144.07 = 391,496.79 : x
  2. Step 2: Convert to fraction form
    594,538.14/821,144.07 = 391,496.79/x
  3. Step 3: Cross multiply
    594,538.14x = 821,144.07 × 391,496.79
  4. Step 4: Simplify right side
    594,538.14x = 321,475,267,532.54
  5. Step 5: Solve for x
    x = 321,475,267,532.54/594,538.14
  6. Step 6: Final answer
    x = 540,714.29

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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.