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Finding the Fourth Proportional to 344,010.60, 474,651.54 and 200,688.84

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Solution

The fourth proportional to 344,010.60, 474,651.54 and 200,688.84 is: 276,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,010.60 : 474,651.54 = 200,688.84 : x
  2. Step 2: Convert to fraction form
    344,010.60/474,651.54 = 200,688.84/x
  3. Step 3: Cross multiply
    344,010.60x = 474,651.54 × 200,688.84
  4. Step 4: Simplify right side
    344,010.60x = 95,257,266,966.81
  5. Step 5: Solve for x
    x = 95,257,266,966.81/344,010.60
  6. Step 6: Final answer
    x = 276,902.13

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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.