Home / 941,622.47-1,299,423.70-511,913.33

Finding the Fourth Proportional to 941,622.47, 1,299,423.70 and 511,913.33

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Solution

The fourth proportional to 941,622.47, 1,299,423.70 and 511,913.33 is: 706,432.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,622.47 : 1,299,423.70 = 511,913.33 : x
  2. Step 2: Convert to fraction form
    941,622.47/1,299,423.70 = 511,913.33/x
  3. Step 3: Cross multiply
    941,622.47x = 1,299,423.70 × 511,913.33
  4. Step 4: Simplify right side
    941,622.47x = 665,192,313,347.92
  5. Step 5: Solve for x
    x = 665,192,313,347.92/941,622.47
  6. Step 6: Final answer
    x = 706,432.07

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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.