Home / 743,475.00-1,112,799.70-401,442.95

Finding the Fourth Proportional to 743,475.00, 1,112,799.70 and 401,442.95

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Solution

The fourth proportional to 743,475.00, 1,112,799.70 and 401,442.95 is: 600,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,475.00 : 1,112,799.70 = 401,442.95 : x
  2. Step 2: Convert to fraction form
    743,475.00/1,112,799.70 = 401,442.95/x
  3. Step 3: Cross multiply
    743,475.00x = 1,112,799.70 × 401,442.95
  4. Step 4: Simplify right side
    743,475.00x = 446,725,597,610.92
  5. Step 5: Solve for x
    x = 446,725,597,610.92/743,475.00
  6. Step 6: Final answer
    x = 600,861.62

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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.