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Finding the Fourth Proportional to 544,089.20, 816,210.60 and 170,073.20

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Solution

The fourth proportional to 544,089.20, 816,210.60 and 170,073.20 is: 255,133.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,089.20 : 816,210.60 = 170,073.20 : x
  2. Step 2: Convert to fraction form
    544,089.20/816,210.60 = 170,073.20/x
  3. Step 3: Cross multiply
    544,089.20x = 816,210.60 × 170,073.20
  4. Step 4: Simplify right side
    544,089.20x = 138,815,548,615.92
  5. Step 5: Solve for x
    x = 138,815,548,615.92/544,089.20
  6. Step 6: Final answer
    x = 255,133.81

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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.