Home / 986,614.89-1,361,528.52-533,905.89

Finding the Fourth Proportional to 986,614.89, 1,361,528.52 and 533,905.89

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Solution

The fourth proportional to 986,614.89, 1,361,528.52 and 533,905.89 is: 736,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,614.89 : 1,361,528.52 = 533,905.89 : x
  2. Step 2: Convert to fraction form
    986,614.89/1,361,528.52 = 533,905.89/x
  3. Step 3: Cross multiply
    986,614.89x = 1,361,528.52 × 533,905.89
  4. Step 4: Simplify right side
    986,614.89x = 726,928,096,230.98
  5. Step 5: Solve for x
    x = 726,928,096,230.98/986,614.89
  6. Step 6: Final answer
    x = 736,790.11

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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.