Home / 351,986.26-527,746.17-127,317.13

Finding the Fourth Proportional to 351,986.26, 527,746.17 and 127,317.13

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Solution

The fourth proportional to 351,986.26, 527,746.17 and 127,317.13 is: 190,891.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,986.26 : 527,746.17 = 127,317.13 : x
  2. Step 2: Convert to fraction form
    351,986.26/527,746.17 = 127,317.13/x
  3. Step 3: Cross multiply
    351,986.26x = 527,746.17 × 127,317.13
  4. Step 4: Simplify right side
    351,986.26x = 67,191,127,732.89
  5. Step 5: Solve for x
    x = 67,191,127,732.89/351,986.26
  6. Step 6: Final answer
    x = 190,891.34

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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.