Home / 452,162.88-623,856.94-291,111.17

Finding the Fourth Proportional to 452,162.88, 623,856.94 and 291,111.17

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Solution

The fourth proportional to 452,162.88, 623,856.94 and 291,111.17 is: 401,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,162.88 : 623,856.94 = 291,111.17 : x
  2. Step 2: Convert to fraction form
    452,162.88/623,856.94 = 291,111.17/x
  3. Step 3: Cross multiply
    452,162.88x = 623,856.94 × 291,111.17
  4. Step 4: Simplify right side
    452,162.88x = 181,611,719,868.96
  5. Step 5: Solve for x
    x = 181,611,719,868.96/452,162.88
  6. Step 6: Final answer
    x = 401,651.10

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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.