Home / 323,727.10-485,590.65-166,263.10

Finding the Fourth Proportional to 323,727.10, 485,590.65 and 166,263.10

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Solution

The fourth proportional to 323,727.10, 485,590.65 and 166,263.10 is: 249,394.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,727.10 : 485,590.65 = 166,263.10 : x
  2. Step 2: Convert to fraction form
    323,727.10/485,590.65 = 166,263.10/x
  3. Step 3: Cross multiply
    323,727.10x = 485,590.65 × 166,263.10
  4. Step 4: Simplify right side
    323,727.10x = 80,735,806,800.02
  5. Step 5: Solve for x
    x = 80,735,806,800.02/323,727.10
  6. Step 6: Final answer
    x = 249,394.65

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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.