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Finding the Fourth Proportional to 544,261.97, 750,819.89 and 353,335.25

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Solution

The fourth proportional to 544,261.97, 750,819.89 and 353,335.25 is: 487,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,261.97 : 750,819.89 = 353,335.25 : x
  2. Step 2: Convert to fraction form
    544,261.97/750,819.89 = 353,335.25/x
  3. Step 3: Cross multiply
    544,261.97x = 750,819.89 × 353,335.25
  4. Step 4: Simplify right side
    544,261.97x = 265,291,130,667.36
  5. Step 5: Solve for x
    x = 265,291,130,667.36/544,261.97
  6. Step 6: Final answer
    x = 487,432.79

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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.