Home / 237,051.20-355,576.80-211,246.40

Finding the Fourth Proportional to 237,051.20, 355,576.80 and 211,246.40

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Solution

The fourth proportional to 237,051.20, 355,576.80 and 211,246.40 is: 316,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,051.20 : 355,576.80 = 211,246.40 : x
  2. Step 2: Convert to fraction form
    237,051.20/355,576.80 = 211,246.40/x
  3. Step 3: Cross multiply
    237,051.20x = 355,576.80 × 211,246.40
  4. Step 4: Simplify right side
    237,051.20x = 75,114,318,923.52
  5. Step 5: Solve for x
    x = 75,114,318,923.52/237,051.20
  6. Step 6: Final answer
    x = 316,869.60

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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.