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Finding the Fourth Proportional to 360,801.66, 497,898.84 and 199,656.60

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Solution

The fourth proportional to 360,801.66, 497,898.84 and 199,656.60 is: 275,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,801.66 : 497,898.84 = 199,656.60 : x
  2. Step 2: Convert to fraction form
    360,801.66/497,898.84 = 199,656.60/x
  3. Step 3: Cross multiply
    360,801.66x = 497,898.84 × 199,656.60
  4. Step 4: Simplify right side
    360,801.66x = 99,408,789,538.34
  5. Step 5: Solve for x
    x = 99,408,789,538.34/360,801.66
  6. Step 6: Final answer
    x = 275,521.98

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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.