Home / 264,219.90-396,329.85-164,687.10

Finding the Fourth Proportional to 264,219.90, 396,329.85 and 164,687.10

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Solution

The fourth proportional to 264,219.90, 396,329.85 and 164,687.10 is: 247,030.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,219.90 : 396,329.85 = 164,687.10 : x
  2. Step 2: Convert to fraction form
    264,219.90/396,329.85 = 164,687.10/x
  3. Step 3: Cross multiply
    264,219.90x = 396,329.85 × 164,687.10
  4. Step 4: Simplify right side
    264,219.90x = 65,270,413,639.94
  5. Step 5: Solve for x
    x = 65,270,413,639.94/264,219.90
  6. Step 6: Final answer
    x = 247,030.65

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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.