Home / 766,394.96-1,057,258.76-595,459.28

Finding the Fourth Proportional to 766,394.96, 1,057,258.76 and 595,459.28

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Solution

The fourth proportional to 766,394.96, 1,057,258.76 and 595,459.28 is: 821,449.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,394.96 : 1,057,258.76 = 595,459.28 : x
  2. Step 2: Convert to fraction form
    766,394.96/1,057,258.76 = 595,459.28/x
  3. Step 3: Cross multiply
    766,394.96x = 1,057,258.76 × 595,459.28
  4. Step 4: Simplify right side
    766,394.96x = 629,554,540,003.29
  5. Step 5: Solve for x
    x = 629,554,540,003.29/766,394.96
  6. Step 6: Final answer
    x = 821,449.22

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Double scale
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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.