Home / 667,618.00-1,000,222.95-411,003.96

Finding the Fourth Proportional to 667,618.00, 1,000,222.95 and 411,003.96

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Solution

The fourth proportional to 667,618.00, 1,000,222.95 and 411,003.96 is: 615,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,618.00 : 1,000,222.95 = 411,003.96 : x
  2. Step 2: Convert to fraction form
    667,618.00/1,000,222.95 = 411,003.96/x
  3. Step 3: Cross multiply
    667,618.00x = 1,000,222.95 × 411,003.96
  4. Step 4: Simplify right side
    667,618.00x = 411,095,594,437.67
  5. Step 5: Solve for x
    x = 411,095,594,437.67/667,618.00
  6. Step 6: Final answer
    x = 615,764.70

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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.