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Finding the Fourth Proportional to 555,847.66, 833,567.26 and 191,005.80

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Solution

The fourth proportional to 555,847.66, 833,567.26 and 191,005.80 is: 286,438.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,847.66 : 833,567.26 = 191,005.80 : x
  2. Step 2: Convert to fraction form
    555,847.66/833,567.26 = 191,005.80/x
  3. Step 3: Cross multiply
    555,847.66x = 833,567.26 × 191,005.80
  4. Step 4: Simplify right side
    555,847.66x = 159,216,181,350.11
  5. Step 5: Solve for x
    x = 159,216,181,350.11/555,847.66
  6. Step 6: Final answer
    x = 286,438.52

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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.