Home / 767,584.19-1,150,442.28-543,009.35

Finding the Fourth Proportional to 767,584.19, 1,150,442.28 and 543,009.35

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Solution

The fourth proportional to 767,584.19, 1,150,442.28 and 543,009.35 is: 813,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,584.19 : 1,150,442.28 = 543,009.35 : x
  2. Step 2: Convert to fraction form
    767,584.19/1,150,442.28 = 543,009.35/x
  3. Step 3: Cross multiply
    767,584.19x = 1,150,442.28 × 543,009.35
  4. Step 4: Simplify right side
    767,584.19x = 624,700,917,551.42
  5. Step 5: Solve for x
    x = 624,700,917,551.42/767,584.19
  6. Step 6: Final answer
    x = 813,853.29

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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.