Home / 384,529.53-576,795.71-118,288.20

Finding the Fourth Proportional to 384,529.53, 576,795.71 and 118,288.20

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Solution

The fourth proportional to 384,529.53, 576,795.71 and 118,288.20 is: 177,432.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,529.53 : 576,795.71 = 118,288.20 : x
  2. Step 2: Convert to fraction form
    384,529.53/576,795.71 = 118,288.20/x
  3. Step 3: Cross multiply
    384,529.53x = 576,795.71 × 118,288.20
  4. Step 4: Simplify right side
    384,529.53x = 68,228,126,599.34
  5. Step 5: Solve for x
    x = 68,228,126,599.34/384,529.53
  6. Step 6: Final answer
    x = 177,432.74

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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.