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Finding the Fourth Proportional to 297,665.48, 410,766.57 and 176,803.58

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Solution

The fourth proportional to 297,665.48, 410,766.57 and 176,803.58 is: 243,981.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,665.48 : 410,766.57 = 176,803.58 : x
  2. Step 2: Convert to fraction form
    297,665.48/410,766.57 = 176,803.58/x
  3. Step 3: Cross multiply
    297,665.48x = 410,766.57 × 176,803.58
  4. Step 4: Simplify right side
    297,665.48x = 72,624,998,066.49
  5. Step 5: Solve for x
    x = 72,624,998,066.49/297,665.48
  6. Step 6: Final answer
    x = 243,981.93

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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.