Home / 296,331.92-408,939.08-160,365.83

Finding the Fourth Proportional to 296,331.92, 408,939.08 and 160,365.83

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Solution

The fourth proportional to 296,331.92, 408,939.08 and 160,365.83 is: 221,305.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,331.92 : 408,939.08 = 160,365.83 : x
  2. Step 2: Convert to fraction form
    296,331.92/408,939.08 = 160,365.83/x
  3. Step 3: Cross multiply
    296,331.92x = 408,939.08 × 160,365.83
  4. Step 4: Simplify right side
    296,331.92x = 65,579,855,204.15
  5. Step 5: Solve for x
    x = 65,579,855,204.15/296,331.92
  6. Step 6: Final answer
    x = 221,305.40

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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.