Home / 525,738.45-725,557.35-293,181.12

Finding the Fourth Proportional to 525,738.45, 725,557.35 and 293,181.12

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Solution

The fourth proportional to 525,738.45, 725,557.35 and 293,181.12 is: 404,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,738.45 : 725,557.35 = 293,181.12 : x
  2. Step 2: Convert to fraction form
    525,738.45/725,557.35 = 293,181.12/x
  3. Step 3: Cross multiply
    525,738.45x = 725,557.35 × 293,181.12
  4. Step 4: Simplify right side
    525,738.45x = 212,719,715,947.52
  5. Step 5: Solve for x
    x = 212,719,715,947.52/525,738.45
  6. Step 6: Final answer
    x = 404,611.30

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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.