Home / 998,935.35-1,378,265.00-569,206.32

Finding the Fourth Proportional to 998,935.35, 1,378,265.00 and 569,206.32

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Solution

The fourth proportional to 998,935.35, 1,378,265.00 and 569,206.32 is: 785,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,935.35 : 1,378,265.00 = 569,206.32 : x
  2. Step 2: Convert to fraction form
    998,935.35/1,378,265.00 = 569,206.32/x
  3. Step 3: Cross multiply
    998,935.35x = 1,378,265.00 × 569,206.32
  4. Step 4: Simplify right side
    998,935.35x = 784,517,145,788.77
  5. Step 5: Solve for x
    x = 784,517,145,788.77/998,935.35
  6. Step 6: Final answer
    x = 785,353.27

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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.