Home / 419,246.49-578,530.96-237,962.11

Finding the Fourth Proportional to 419,246.49, 578,530.96 and 237,962.11

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Solution

The fourth proportional to 419,246.49, 578,530.96 and 237,962.11 is: 328,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,246.49 : 578,530.96 = 237,962.11 : x
  2. Step 2: Convert to fraction form
    419,246.49/578,530.96 = 237,962.11/x
  3. Step 3: Cross multiply
    419,246.49x = 578,530.96 × 237,962.11
  4. Step 4: Simplify right side
    419,246.49x = 137,668,447,941.93
  5. Step 5: Solve for x
    x = 137,668,447,941.93/419,246.49
  6. Step 6: Final answer
    x = 328,371.14

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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.