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Finding the Fourth Proportional to 369,458.92, 509,853.04 and 199,693.04

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Solution

The fourth proportional to 369,458.92, 509,853.04 and 199,693.04 is: 275,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,458.92 : 509,853.04 = 199,693.04 : x
  2. Step 2: Convert to fraction form
    369,458.92/509,853.04 = 199,693.04/x
  3. Step 3: Cross multiply
    369,458.92x = 509,853.04 × 199,693.04
  4. Step 4: Simplify right side
    369,458.92x = 101,814,103,510.84
  5. Step 5: Solve for x
    x = 101,814,103,510.84/369,458.92
  6. Step 6: Final answer
    x = 275,576.25

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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.