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Finding the Fourth Proportional to 326,503.09, 450,549.55 and 183,235.46

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Solution

The fourth proportional to 326,503.09, 450,549.55 and 183,235.46 is: 252,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,503.09 : 450,549.55 = 183,235.46 : x
  2. Step 2: Convert to fraction form
    326,503.09/450,549.55 = 183,235.46/x
  3. Step 3: Cross multiply
    326,503.09x = 450,549.55 × 183,235.46
  4. Step 4: Simplify right side
    326,503.09x = 82,556,650,878.12
  5. Step 5: Solve for x
    x = 82,556,650,878.12/326,503.09
  6. Step 6: Final answer
    x = 252,851.06

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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.