Home / 324,112.86-447,298.20-180,901.08

Finding the Fourth Proportional to 324,112.86, 447,298.20 and 180,901.08

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Solution

The fourth proportional to 324,112.86, 447,298.20 and 180,901.08 is: 249,656.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,112.86 : 447,298.20 = 180,901.08 : x
  2. Step 2: Convert to fraction form
    324,112.86/447,298.20 = 180,901.08/x
  3. Step 3: Cross multiply
    324,112.86x = 447,298.20 × 180,901.08
  4. Step 4: Simplify right side
    324,112.86x = 80,916,727,462.06
  5. Step 5: Solve for x
    x = 80,916,727,462.06/324,112.86
  6. Step 6: Final answer
    x = 249,656.02

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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.