Home / 526,239.28-726,212.23-293,676.13

Finding the Fourth Proportional to 526,239.28, 726,212.23 and 293,676.13

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Solution

The fourth proportional to 526,239.28, 726,212.23 and 293,676.13 is: 405,274.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,239.28 : 726,212.23 = 293,676.13 : x
  2. Step 2: Convert to fraction form
    526,239.28/726,212.23 = 293,676.13/x
  3. Step 3: Cross multiply
    526,239.28x = 726,212.23 × 293,676.13
  4. Step 4: Simplify right side
    526,239.28x = 213,271,199,090.57
  5. Step 5: Solve for x
    x = 213,271,199,090.57/526,239.28
  6. Step 6: Final answer
    x = 405,274.19

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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.