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Finding the Fourth Proportional to 586,283.54, 809,003.27 and 328,174.92

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Solution

The fourth proportional to 586,283.54, 809,003.27 and 328,174.92 is: 452,843.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,283.54 : 809,003.27 = 328,174.92 : x
  2. Step 2: Convert to fraction form
    586,283.54/809,003.27 = 328,174.92/x
  3. Step 3: Cross multiply
    586,283.54x = 809,003.27 × 328,174.92
  4. Step 4: Simplify right side
    586,283.54x = 265,494,581,771.11
  5. Step 5: Solve for x
    x = 265,494,581,771.11/586,283.54
  6. Step 6: Final answer
    x = 452,843.32

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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.