Home / 941,400.92-1,299,148.03-511,682.15

Finding the Fourth Proportional to 941,400.92, 1,299,148.03 and 511,682.15

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Solution

The fourth proportional to 941,400.92, 1,299,148.03 and 511,682.15 is: 706,129.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,400.92 : 1,299,148.03 = 511,682.15 : x
  2. Step 2: Convert to fraction form
    941,400.92/1,299,148.03 = 511,682.15/x
  3. Step 3: Cross multiply
    941,400.92x = 1,299,148.03 × 511,682.15
  4. Step 4: Simplify right side
    941,400.92x = 664,750,857,158.67
  5. Step 5: Solve for x
    x = 664,750,857,158.67/941,400.92
  6. Step 6: Final answer
    x = 706,129.39

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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.