Home / 831,444.56-1,246,233.72-411,015.68

Finding the Fourth Proportional to 831,444.56, 1,246,233.72 and 411,015.68

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Solution

The fourth proportional to 831,444.56, 1,246,233.72 and 411,015.68 is: 616,062.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,444.56 : 1,246,233.72 = 411,015.68 : x
  2. Step 2: Convert to fraction form
    831,444.56/1,246,233.72 = 411,015.68/x
  3. Step 3: Cross multiply
    831,444.56x = 1,246,233.72 × 411,015.68
  4. Step 4: Simplify right side
    831,444.56x = 512,221,599,864.73
  5. Step 5: Solve for x
    x = 512,221,599,864.73/831,444.56
  6. Step 6: Final answer
    x = 616,062.24

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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.