Home / 1,529.33-2,295.52-707.79

Finding the Fourth Proportional to 1,529.33, 2,295.52 and 707.79

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Solution

The fourth proportional to 1,529.33, 2,295.52 and 707.79 is: 1,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.33 : 2,295.52 = 707.79 : x
  2. Step 2: Convert to fraction form
    1,529.33/2,295.52 = 707.79/x
  3. Step 3: Cross multiply
    1,529.33x = 2,295.52 × 707.79
  4. Step 4: Simplify right side
    1,529.33x = 1,624,744.33
  5. Step 5: Solve for x
    x = 1,624,744.33/1,529.33
  6. Step 6: Final answer
    x = 1,062.39

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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.