Home / 769,584.33-1,062,018.54-430,052.58

Finding the Fourth Proportional to 769,584.33, 1,062,018.54 and 430,052.58

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Solution

The fourth proportional to 769,584.33, 1,062,018.54 and 430,052.58 is: 593,468.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,584.33 : 1,062,018.54 = 430,052.58 : x
  2. Step 2: Convert to fraction form
    769,584.33/1,062,018.54 = 430,052.58/x
  3. Step 3: Cross multiply
    769,584.33x = 1,062,018.54 × 430,052.58
  4. Step 4: Simplify right side
    769,584.33x = 456,723,813,134.83
  5. Step 5: Solve for x
    x = 456,723,813,134.83/769,584.33
  6. Step 6: Final answer
    x = 593,468.18

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1.5x scale

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.