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Finding the Fourth Proportional to 384,044.40, 576,066.60 and 366,548.40

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Solution

The fourth proportional to 384,044.40, 576,066.60 and 366,548.40 is: 549,822.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,044.40 : 576,066.60 = 366,548.40 : x
  2. Step 2: Convert to fraction form
    384,044.40/576,066.60 = 366,548.40/x
  3. Step 3: Cross multiply
    384,044.40x = 576,066.60 × 366,548.40
  4. Step 4: Simplify right side
    384,044.40x = 211,156,290,523.44
  5. Step 5: Solve for x
    x = 211,156,290,523.44/384,044.40
  6. Step 6: Final answer
    x = 549,822.60

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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.