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Finding the Fourth Proportional to 549,956.81, 824,898.15 and 150,601.21

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Solution

The fourth proportional to 549,956.81, 824,898.15 and 150,601.21 is: 225,891.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,956.81 : 824,898.15 = 150,601.21 : x
  2. Step 2: Convert to fraction form
    549,956.81/824,898.15 = 150,601.21/x
  3. Step 3: Cross multiply
    549,956.81x = 824,898.15 × 150,601.21
  4. Step 4: Simplify right side
    549,956.81x = 124,230,657,454.52
  5. Step 5: Solve for x
    x = 124,230,657,454.52/549,956.81
  6. Step 6: Final answer
    x = 225,891.66

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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.