Home / 740,625.76-1,022,061.36-401,093.92

Finding the Fourth Proportional to 740,625.76, 1,022,061.36 and 401,093.92

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Solution

The fourth proportional to 740,625.76, 1,022,061.36 and 401,093.92 is: 553,508.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,625.76 : 1,022,061.36 = 401,093.92 : x
  2. Step 2: Convert to fraction form
    740,625.76/1,022,061.36 = 401,093.92/x
  3. Step 3: Cross multiply
    740,625.76x = 1,022,061.36 × 401,093.92
  4. Step 4: Simplify right side
    740,625.76x = 409,942,597,362.93
  5. Step 5: Solve for x
    x = 409,942,597,362.93/740,625.76
  6. Step 6: Final answer
    x = 553,508.42

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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.