Home / 328,386.20-453,198.60-183,237.66

Finding the Fourth Proportional to 328,386.20, 453,198.60 and 183,237.66

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Solution

The fourth proportional to 328,386.20, 453,198.60 and 183,237.66 is: 252,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,386.20 : 453,198.60 = 183,237.66 : x
  2. Step 2: Convert to fraction form
    328,386.20/453,198.60 = 183,237.66/x
  3. Step 3: Cross multiply
    328,386.20x = 453,198.60 × 183,237.66
  4. Step 4: Simplify right side
    328,386.20x = 83,043,050,979.28
  5. Step 5: Solve for x
    x = 83,043,050,979.28/328,386.20
  6. Step 6: Final answer
    x = 252,882.28

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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.