Home / 540,739.92-746,225.96-299,038.76

Finding the Fourth Proportional to 540,739.92, 746,225.96 and 299,038.76

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Solution

The fourth proportional to 540,739.92, 746,225.96 and 299,038.76 is: 412,676.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,739.92 : 746,225.96 = 299,038.76 : x
  2. Step 2: Convert to fraction form
    540,739.92/746,225.96 = 299,038.76/x
  3. Step 3: Cross multiply
    540,739.92x = 746,225.96 × 299,038.76
  4. Step 4: Simplify right side
    540,739.92x = 223,150,485,758.21
  5. Step 5: Solve for x
    x = 223,150,485,758.21/540,739.92
  6. Step 6: Final answer
    x = 412,676.18

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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.