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Finding the Fourth Proportional to 298,260.81, 411,463.95 and 177,333.39

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Solution

The fourth proportional to 298,260.81, 411,463.95 and 177,333.39 is: 244,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,260.81 : 411,463.95 = 177,333.39 : x
  2. Step 2: Convert to fraction form
    298,260.81/411,463.95 = 177,333.39/x
  3. Step 3: Cross multiply
    298,260.81x = 411,463.95 × 177,333.39
  4. Step 4: Simplify right side
    298,260.81x = 72,966,297,116.29
  5. Step 5: Solve for x
    x = 72,966,297,116.29/298,260.81
  6. Step 6: Final answer
    x = 244,639.24

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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.