Home / 538,539.04-743,173.98-293,525.92

Finding the Fourth Proportional to 538,539.04, 743,173.98 and 293,525.92

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Solution

The fourth proportional to 538,539.04, 743,173.98 and 293,525.92 is: 405,060.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,539.04 : 743,173.98 = 293,525.92 : x
  2. Step 2: Convert to fraction form
    538,539.04/743,173.98 = 293,525.92/x
  3. Step 3: Cross multiply
    538,539.04x = 743,173.98 × 293,525.92
  4. Step 4: Simplify right side
    538,539.04x = 218,140,826,199.56
  5. Step 5: Solve for x
    x = 218,140,826,199.56/538,539.04
  6. Step 6: Final answer
    x = 405,060.38

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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.