Home / 637,623.68-954,073.04-469,268.32

Finding the Fourth Proportional to 637,623.68, 954,073.04 and 469,268.32

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Solution

The fourth proportional to 637,623.68, 954,073.04 and 469,268.32 is: 702,163.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,623.68 : 954,073.04 = 469,268.32 : x
  2. Step 2: Convert to fraction form
    637,623.68/954,073.04 = 469,268.32/x
  3. Step 3: Cross multiply
    637,623.68x = 954,073.04 × 469,268.32
  4. Step 4: Simplify right side
    637,623.68x = 447,716,252,638.09
  5. Step 5: Solve for x
    x = 447,716,252,638.09/637,623.68
  6. Step 6: Final answer
    x = 702,163.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.