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Finding the Fourth Proportional to 411,357.84, 567,672.18 and 230,069.04

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Solution

The fourth proportional to 411,357.84, 567,672.18 and 230,069.04 is: 317,494.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,357.84 : 567,672.18 = 230,069.04 : x
  2. Step 2: Convert to fraction form
    411,357.84/567,672.18 = 230,069.04/x
  3. Step 3: Cross multiply
    411,357.84x = 567,672.18 × 230,069.04
  4. Step 4: Simplify right side
    411,357.84x = 130,603,793,487.31
  5. Step 5: Solve for x
    x = 130,603,793,487.31/411,357.84
  6. Step 6: Final answer
    x = 317,494.36

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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.