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Finding the Fourth Proportional to 364,336.10, 546,212.55 and 153,800.90

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Solution

The fourth proportional to 364,336.10, 546,212.55 and 153,800.90 is: 230,578.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,336.10 : 546,212.55 = 153,800.90 : x
  2. Step 2: Convert to fraction form
    364,336.10/546,212.55 = 153,800.90/x
  3. Step 3: Cross multiply
    364,336.10x = 546,212.55 × 153,800.90
  4. Step 4: Simplify right side
    364,336.10x = 84,007,981,781.30
  5. Step 5: Solve for x
    x = 84,007,981,781.30/364,336.10
  6. Step 6: Final answer
    x = 230,578.25

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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.