Home / 897,859.28-1,239,304.92-530,676.56

Finding the Fourth Proportional to 897,859.28, 1,239,304.92 and 530,676.56

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Solution

The fourth proportional to 897,859.28, 1,239,304.92 and 530,676.56 is: 732,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,859.28 : 1,239,304.92 = 530,676.56 : x
  2. Step 2: Convert to fraction form
    897,859.28/1,239,304.92 = 530,676.56/x
  3. Step 3: Cross multiply
    897,859.28x = 1,239,304.92 × 530,676.56
  4. Step 4: Simplify right side
    897,859.28x = 657,670,071,736.68
  5. Step 5: Solve for x
    x = 657,670,071,736.68/897,859.28
  6. Step 6: Final answer
    x = 732,486.80

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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.