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Finding the Fourth Proportional to 633,549.36, 950,384.08 and 178,139.60

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Solution

The fourth proportional to 633,549.36, 950,384.08 and 178,139.60 is: 267,226.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,549.36 : 950,384.08 = 178,139.60 : x
  2. Step 2: Convert to fraction form
    633,549.36/950,384.08 = 178,139.60/x
  3. Step 3: Cross multiply
    633,549.36x = 950,384.08 × 178,139.60
  4. Step 4: Simplify right side
    633,549.36x = 169,301,039,857.57
  5. Step 5: Solve for x
    x = 169,301,039,857.57/633,549.36
  6. Step 6: Final answer
    x = 267,226.28

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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.