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Finding the Fourth Proportional to 602,092.21, 903,023.20 and 302,489.77

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Solution

The fourth proportional to 602,092.21, 903,023.20 and 302,489.77 is: 453,676.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,092.21 : 903,023.20 = 302,489.77 : x
  2. Step 2: Convert to fraction form
    602,092.21/903,023.20 = 302,489.77/x
  3. Step 3: Cross multiply
    602,092.21x = 903,023.20 × 302,489.77
  4. Step 4: Simplify right side
    602,092.21x = 273,155,280,072.66
  5. Step 5: Solve for x
    x = 273,155,280,072.66/602,092.21
  6. Step 6: Final answer
    x = 453,676.82

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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.