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Finding the Fourth Proportional to 372,348.58, 513,846.30 and 202,582.84

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Solution

The fourth proportional to 372,348.58, 513,846.30 and 202,582.84 is: 279,567.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,348.58 : 513,846.30 = 202,582.84 : x
  2. Step 2: Convert to fraction form
    372,348.58/513,846.30 = 202,582.84/x
  3. Step 3: Cross multiply
    372,348.58x = 513,846.30 × 202,582.84
  4. Step 4: Simplify right side
    372,348.58x = 104,096,442,777.49
  5. Step 5: Solve for x
    x = 104,096,442,777.49/372,348.58
  6. Step 6: Final answer
    x = 279,567.18

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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.