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Finding the Fourth Proportional to 536,412.27, 804,659.61 and 152,154.54

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Solution

The fourth proportional to 536,412.27, 804,659.61 and 152,154.54 is: 228,243.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,412.27 : 804,659.61 = 152,154.54 : x
  2. Step 2: Convert to fraction form
    536,412.27/804,659.61 = 152,154.54/x
  3. Step 3: Cross multiply
    536,412.27x = 804,659.61 × 152,154.54
  4. Step 4: Simplify right side
    536,412.27x = 122,432,616,277.31
  5. Step 5: Solve for x
    x = 122,432,616,277.31/536,412.27
  6. Step 6: Final answer
    x = 228,243.51

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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.