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Finding the Fourth Proportional to 636,096.34, 954,145.14 and 298,889.74

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Solution

The fourth proportional to 636,096.34, 954,145.14 and 298,889.74 is: 448,334.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,096.34 : 954,145.14 = 298,889.74 : x
  2. Step 2: Convert to fraction form
    636,096.34/954,145.14 = 298,889.74/x
  3. Step 3: Cross multiply
    636,096.34x = 954,145.14 × 298,889.74
  4. Step 4: Simplify right side
    636,096.34x = 285,184,192,816.86
  5. Step 5: Solve for x
    x = 285,184,192,816.86/636,096.34
  6. Step 6: Final answer
    x = 448,334.91

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Double scale
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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.