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Finding the Fourth Proportional to 544,209.60, 814,701.60 and 404,587.20

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Solution

The fourth proportional to 544,209.60, 814,701.60 and 404,587.20 is: 605,681.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,209.60 : 814,701.60 = 404,587.20 : x
  2. Step 2: Convert to fraction form
    544,209.60/814,701.60 = 404,587.20/x
  3. Step 3: Cross multiply
    544,209.60x = 814,701.60 × 404,587.20
  4. Step 4: Simplify right side
    544,209.60x = 329,617,839,179.52
  5. Step 5: Solve for x
    x = 329,617,839,179.52/544,209.60
  6. Step 6: Final answer
    x = 605,681.78

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1.5x scale

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.