Home / 941,647.52-1,299,488.37-511,929.29

Finding the Fourth Proportional to 941,647.52, 1,299,488.37 and 511,929.29

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Solution

The fourth proportional to 941,647.52, 1,299,488.37 and 511,929.29 is: 706,470.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,647.52 : 1,299,488.37 = 511,929.29 : x
  2. Step 2: Convert to fraction form
    941,647.52/1,299,488.37 = 511,929.29/x
  3. Step 3: Cross multiply
    941,647.52x = 1,299,488.37 × 511,929.29
  4. Step 4: Simplify right side
    941,647.52x = 665,246,159,946.34
  5. Step 5: Solve for x
    x = 665,246,159,946.34/941,647.52
  6. Step 6: Final answer
    x = 706,470.46

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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.