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Finding the Fourth Proportional to 541,969.51, 812,697.73 and 200,300.88

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Solution

The fourth proportional to 541,969.51, 812,697.73 and 200,300.88 is: 300,356.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,969.51 : 812,697.73 = 200,300.88 : x
  2. Step 2: Convert to fraction form
    541,969.51/812,697.73 = 200,300.88/x
  3. Step 3: Cross multiply
    541,969.51x = 812,697.73 × 200,300.88
  4. Step 4: Simplify right side
    541,969.51x = 162,784,070,493.00
  5. Step 5: Solve for x
    x = 162,784,070,493.00/541,969.51
  6. Step 6: Final answer
    x = 300,356.51

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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.