Home / 774,052.83-1,159,311.51-369,529.59

Finding the Fourth Proportional to 774,052.83, 1,159,311.51 and 369,529.59

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Solution

The fourth proportional to 774,052.83, 1,159,311.51 and 369,529.59 is: 553,450.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,052.83 : 1,159,311.51 = 369,529.59 : x
  2. Step 2: Convert to fraction form
    774,052.83/1,159,311.51 = 369,529.59/x
  3. Step 3: Cross multiply
    774,052.83x = 1,159,311.51 × 369,529.59
  4. Step 4: Simplify right side
    774,052.83x = 428,399,906,972.58
  5. Step 5: Solve for x
    x = 428,399,906,972.58/774,052.83
  6. Step 6: Final answer
    x = 553,450.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.