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Finding the Fourth Proportional to 326,563.85, 450,656.35 and 183,323.86

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Solution

The fourth proportional to 326,563.85, 450,656.35 and 183,323.86 is: 252,985.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,563.85 : 450,656.35 = 183,323.86 : x
  2. Step 2: Convert to fraction form
    326,563.85/450,656.35 = 183,323.86/x
  3. Step 3: Cross multiply
    326,563.85x = 450,656.35 × 183,323.86
  4. Step 4: Simplify right side
    326,563.85x = 82,616,060,030.56
  5. Step 5: Solve for x
    x = 82,616,060,030.56/326,563.85
  6. Step 6: Final answer
    x = 252,985.93

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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.