Home / 341,926.90-513,311.55-215,566.90

Finding the Fourth Proportional to 341,926.90, 513,311.55 and 215,566.90

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Solution

The fourth proportional to 341,926.90, 513,311.55 and 215,566.90 is: 323,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,926.90 : 513,311.55 = 215,566.90 : x
  2. Step 2: Convert to fraction form
    341,926.90/513,311.55 = 215,566.90/x
  3. Step 3: Cross multiply
    341,926.90x = 513,311.55 × 215,566.90
  4. Step 4: Simplify right side
    341,926.90x = 110,652,979,567.70
  5. Step 5: Solve for x
    x = 110,652,979,567.70/341,926.90
  6. Step 6: Final answer
    x = 323,615.89

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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.