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Finding the Fourth Proportional to 326,563.31, 450,655.56 and 183,323.32

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Solution

The fourth proportional to 326,563.31, 450,655.56 and 183,323.32 is: 252,985.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,563.31 : 450,655.56 = 183,323.32 : x
  2. Step 2: Convert to fraction form
    326,563.31/450,655.56 = 183,323.32/x
  3. Step 3: Cross multiply
    326,563.31x = 450,655.56 × 183,323.32
  4. Step 4: Simplify right side
    326,563.31x = 82,615,672,309.02
  5. Step 5: Solve for x
    x = 82,615,672,309.02/326,563.31
  6. Step 6: Final answer
    x = 252,985.16

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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.