Home / 419,025.11-578,267.69-237,744.68

Finding the Fourth Proportional to 419,025.11, 578,267.69 and 237,744.68

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Solution

The fourth proportional to 419,025.11, 578,267.69 and 237,744.68 is: 328,095.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,025.11 : 578,267.69 = 237,744.68 : x
  2. Step 2: Convert to fraction form
    419,025.11/578,267.69 = 237,744.68/x
  3. Step 3: Cross multiply
    419,025.11x = 578,267.69 × 237,744.68
  4. Step 4: Simplify right side
    419,025.11x = 137,480,066,913.39
  5. Step 5: Solve for x
    x = 137,480,066,913.39/419,025.11
  6. Step 6: Final answer
    x = 328,095.06

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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.