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Finding the Fourth Proportional to 630,269.92, 945,404.40 and 187,037.92

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Solution

The fourth proportional to 630,269.92, 945,404.40 and 187,037.92 is: 280,556.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,269.92 : 945,404.40 = 187,037.92 : x
  2. Step 2: Convert to fraction form
    630,269.92/945,404.40 = 187,037.92/x
  3. Step 3: Cross multiply
    630,269.92x = 945,404.40 × 187,037.92
  4. Step 4: Simplify right side
    630,269.92x = 176,826,472,534.85
  5. Step 5: Solve for x
    x = 176,826,472,534.85/630,269.92
  6. Step 6: Final answer
    x = 280,556.74

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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.