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Finding the Fourth Proportional to 362,266.59, 499,918.17 and 217,154.36

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Solution

The fourth proportional to 362,266.59, 499,918.17 and 217,154.36 is: 299,667.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,266.59 : 499,918.17 = 217,154.36 : x
  2. Step 2: Convert to fraction form
    362,266.59/499,918.17 = 217,154.36/x
  3. Step 3: Cross multiply
    362,266.59x = 499,918.17 × 217,154.36
  4. Step 4: Simplify right side
    362,266.59x = 108,559,410,258.72
  5. Step 5: Solve for x
    x = 108,559,410,258.72/362,266.59
  6. Step 6: Final answer
    x = 299,667.19

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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.