Home / 370,826.40-512,160.96-249,757.44

Finding the Fourth Proportional to 370,826.40, 512,160.96 and 249,757.44

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Solution

The fourth proportional to 370,826.40, 512,160.96 and 249,757.44 is: 344,948.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,826.40 : 512,160.96 = 249,757.44 : x
  2. Step 2: Convert to fraction form
    370,826.40/512,160.96 = 249,757.44/x
  3. Step 3: Cross multiply
    370,826.40x = 512,160.96 × 249,757.44
  4. Step 4: Simplify right side
    370,826.40x = 127,916,010,237.54
  5. Step 5: Solve for x
    x = 127,916,010,237.54/370,826.40
  6. Step 6: Final answer
    x = 344,948.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.