Home / 941,176.89-1,298,823.12-511,456.14

Finding the Fourth Proportional to 941,176.89, 1,298,823.12 and 511,456.14

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Solution

The fourth proportional to 941,176.89, 1,298,823.12 and 511,456.14 is: 705,808.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,176.89 : 1,298,823.12 = 511,456.14 : x
  2. Step 2: Convert to fraction form
    941,176.89/1,298,823.12 = 511,456.14/x
  3. Step 3: Cross multiply
    941,176.89x = 1,298,823.12 × 511,456.14
  4. Step 4: Simplify right side
    941,176.89x = 664,291,059,497.96
  5. Step 5: Solve for x
    x = 664,291,059,497.96/941,176.89
  6. Step 6: Final answer
    x = 705,808.94

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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.