Home / 227,283.10-340,924.61-215,918.29

Finding the Fourth Proportional to 227,283.10, 340,924.61 and 215,918.29

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Solution

The fourth proportional to 227,283.10, 340,924.61 and 215,918.29 is: 323,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,283.10 : 340,924.61 = 215,918.29 : x
  2. Step 2: Convert to fraction form
    227,283.10/340,924.61 = 215,918.29/x
  3. Step 3: Cross multiply
    227,283.10x = 340,924.61 × 215,918.29
  4. Step 4: Simplify right side
    227,283.10x = 73,611,859,776.07
  5. Step 5: Solve for x
    x = 73,611,859,776.07/227,283.10
  6. Step 6: Final answer
    x = 323,877.40

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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.