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Finding the Fourth Proportional to 597,941.80, 896,912.70 and 538,892.80

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Solution

The fourth proportional to 597,941.80, 896,912.70 and 538,892.80 is: 808,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,941.80 : 896,912.70 = 538,892.80 : x
  2. Step 2: Convert to fraction form
    597,941.80/896,912.70 = 538,892.80/x
  3. Step 3: Cross multiply
    597,941.80x = 896,912.70 × 538,892.80
  4. Step 4: Simplify right side
    597,941.80x = 483,339,796,258.56
  5. Step 5: Solve for x
    x = 483,339,796,258.56/597,941.80
  6. Step 6: Final answer
    x = 808,339.20

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Double scale
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Similar ratio
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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.