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Finding the Fourth Proportional to 503,497.60, 694,769.70 and 296,752.48

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Solution

The fourth proportional to 503,497.60, 694,769.70 and 296,752.48 is: 409,484.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,497.60 : 694,769.70 = 296,752.48 : x
  2. Step 2: Convert to fraction form
    503,497.60/694,769.70 = 296,752.48/x
  3. Step 3: Cross multiply
    503,497.60x = 694,769.70 × 296,752.48
  4. Step 4: Simplify right side
    503,497.60x = 206,174,631,503.86
  5. Step 5: Solve for x
    x = 206,174,631,503.86/503,497.60
  6. Step 6: Final answer
    x = 409,484.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.