Home / 925,384.60-1,277,022-517,481.76

Finding the Fourth Proportional to 925,384.60, 1,277,022 and 517,481.76

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Solution

The fourth proportional to 925,384.60, 1,277,022 and 517,481.76 is: 714,119.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,384.60 : 1,277,022 = 517,481.76 : x
  2. Step 2: Convert to fraction form
    925,384.60/1,277,022 = 517,481.76/x
  3. Step 3: Cross multiply
    925,384.60x = 1,277,022 × 517,481.76
  4. Step 4: Simplify right side
    925,384.60x = 660,835,592,118.72
  5. Step 5: Solve for x
    x = 660,835,592,118.72/925,384.60
  6. Step 6: Final answer
    x = 714,119.94

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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.