Home / 326,039.58-489,200.11-176,385.26

Finding the Fourth Proportional to 326,039.58, 489,200.11 and 176,385.26

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Solution

The fourth proportional to 326,039.58, 489,200.11 and 176,385.26 is: 264,654.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,039.58 : 489,200.11 = 176,385.26 : x
  2. Step 2: Convert to fraction form
    326,039.58/489,200.11 = 176,385.26/x
  3. Step 3: Cross multiply
    326,039.58x = 489,200.11 × 176,385.26
  4. Step 4: Simplify right side
    326,039.58x = 86,287,689,376.42
  5. Step 5: Solve for x
    x = 86,287,689,376.42/326,039.58
  6. Step 6: Final answer
    x = 264,654.03

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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.