Home / 384,501.20-576,444.60-162,702.80

Finding the Fourth Proportional to 384,501.20, 576,444.60 and 162,702.80

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Solution

The fourth proportional to 384,501.20, 576,444.60 and 162,702.80 is: 243,924.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,501.20 : 576,444.60 = 162,702.80 : x
  2. Step 2: Convert to fraction form
    384,501.20/576,444.60 = 162,702.80/x
  3. Step 3: Cross multiply
    384,501.20x = 576,444.60 × 162,702.80
  4. Step 4: Simplify right side
    384,501.20x = 93,789,150,464.88
  5. Step 5: Solve for x
    x = 93,789,150,464.88/384,501.20
  6. Step 6: Final answer
    x = 243,924.21

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1.5x scale

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.