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Finding the Fourth Proportional to 404,715.04, 558,420.06 and 234,858.04

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Solution

The fourth proportional to 404,715.04, 558,420.06 and 234,858.04 is: 324,053.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,715.04 : 558,420.06 = 234,858.04 : x
  2. Step 2: Convert to fraction form
    404,715.04/558,420.06 = 234,858.04/x
  3. Step 3: Cross multiply
    404,715.04x = 558,420.06 × 234,858.04
  4. Step 4: Simplify right side
    404,715.04x = 131,149,440,788.28
  5. Step 5: Solve for x
    x = 131,149,440,788.28/404,715.04
  6. Step 6: Final answer
    x = 324,053.79

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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.