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Finding the Fourth Proportional to 366,956.20, 550,779.90 and 226,988.20

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Solution

The fourth proportional to 366,956.20, 550,779.90 and 226,988.20 is: 340,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,956.20 : 550,779.90 = 226,988.20 : x
  2. Step 2: Convert to fraction form
    366,956.20/550,779.90 = 226,988.20/x
  3. Step 3: Cross multiply
    366,956.20x = 550,779.90 × 226,988.20
  4. Step 4: Simplify right side
    366,956.20x = 125,020,538,097.18
  5. Step 5: Solve for x
    x = 125,020,538,097.18/366,956.20
  6. Step 6: Final answer
    x = 340,696.08

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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.