Home / 672,011.40-1,008,195.30-292,769.40

Finding the Fourth Proportional to 672,011.40, 1,008,195.30 and 292,769.40

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Solution

The fourth proportional to 672,011.40, 1,008,195.30 and 292,769.40 is: 439,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,011.40 : 1,008,195.30 = 292,769.40 : x
  2. Step 2: Convert to fraction form
    672,011.40/1,008,195.30 = 292,769.40/x
  3. Step 3: Cross multiply
    672,011.40x = 1,008,195.30 × 292,769.40
  4. Step 4: Simplify right side
    672,011.40x = 295,168,733,063.82
  5. Step 5: Solve for x
    x = 295,168,733,063.82/672,011.40
  6. Step 6: Final answer
    x = 439,231.73

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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.