Home / 326,779.20-450,946.30-181,581.23

Finding the Fourth Proportional to 326,779.20, 450,946.30 and 181,581.23

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Solution

The fourth proportional to 326,779.20, 450,946.30 and 181,581.23 is: 250,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,779.20 : 450,946.30 = 181,581.23 : x
  2. Step 2: Convert to fraction form
    326,779.20/450,946.30 = 181,581.23/x
  3. Step 3: Cross multiply
    326,779.20x = 450,946.30 × 181,581.23
  4. Step 4: Simplify right side
    326,779.20x = 81,883,382,910.04
  5. Step 5: Solve for x
    x = 81,883,382,910.04/326,779.20
  6. Step 6: Final answer
    x = 250,577.10

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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.