Home / 941,295.74-1,298,998.17-511,575.89

Finding the Fourth Proportional to 941,295.74, 1,298,998.17 and 511,575.89

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Solution

The fourth proportional to 941,295.74, 1,298,998.17 and 511,575.89 is: 705,980.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,295.74 : 1,298,998.17 = 511,575.89 : x
  2. Step 2: Convert to fraction form
    941,295.74/1,298,998.17 = 511,575.89/x
  3. Step 3: Cross multiply
    941,295.74x = 1,298,998.17 × 511,575.89
  4. Step 4: Simplify right side
    941,295.74x = 664,536,138,431.13
  5. Step 5: Solve for x
    x = 664,536,138,431.13/941,295.74
  6. Step 6: Final answer
    x = 705,980.19

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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.