Home / 382,928.15-574,746.83-193,521.80

Finding the Fourth Proportional to 382,928.15, 574,746.83 and 193,521.80

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Solution

The fourth proportional to 382,928.15, 574,746.83 and 193,521.80 is: 290,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,928.15 : 574,746.83 = 193,521.80 : x
  2. Step 2: Convert to fraction form
    382,928.15/574,746.83 = 193,521.80/x
  3. Step 3: Cross multiply
    382,928.15x = 574,746.83 × 193,521.80
  4. Step 4: Simplify right side
    382,928.15x = 111,226,037,244.55
  5. Step 5: Solve for x
    x = 111,226,037,244.55/382,928.15
  6. Step 6: Final answer
    x = 290,461.90

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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.