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Finding the Fourth Proportional to 532,176.44, 798,498.44 and 279,398.20

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Solution

The fourth proportional to 532,176.44, 798,498.44 and 279,398.20 is: 419,220.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,176.44 : 798,498.44 = 279,398.20 : x
  2. Step 2: Convert to fraction form
    532,176.44/798,498.44 = 279,398.20/x
  3. Step 3: Cross multiply
    532,176.44x = 798,498.44 × 279,398.20
  4. Step 4: Simplify right side
    532,176.44x = 223,099,026,838.81
  5. Step 5: Solve for x
    x = 223,099,026,838.81/532,176.44
  6. Step 6: Final answer
    x = 419,220.04

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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.