Home / 328,259.20-453,000.72-185,006.56

Finding the Fourth Proportional to 328,259.20, 453,000.72 and 185,006.56

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Solution

The fourth proportional to 328,259.20, 453,000.72 and 185,006.56 is: 255,310.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,259.20 : 453,000.72 = 185,006.56 : x
  2. Step 2: Convert to fraction form
    328,259.20/453,000.72 = 185,006.56/x
  3. Step 3: Cross multiply
    328,259.20x = 453,000.72 × 185,006.56
  4. Step 4: Simplify right side
    328,259.20x = 83,808,104,884.72
  5. Step 5: Solve for x
    x = 83,808,104,884.72/328,259.20
  6. Step 6: Final answer
    x = 255,310.76

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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.