Home / 540,846.23-811,402.18-185,865.35

Finding the Fourth Proportional to 540,846.23, 811,402.18 and 185,865.35

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Solution

The fourth proportional to 540,846.23, 811,402.18 and 185,865.35 is: 278,843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,846.23 : 811,402.18 = 185,865.35 : x
  2. Step 2: Convert to fraction form
    540,846.23/811,402.18 = 185,865.35/x
  3. Step 3: Cross multiply
    540,846.23x = 811,402.18 × 185,865.35
  4. Step 4: Simplify right side
    540,846.23x = 150,811,545,654.79
  5. Step 5: Solve for x
    x = 150,811,545,654.79/540,846.23
  6. Step 6: Final answer
    x = 278,843.67

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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.