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Finding the Fourth Proportional to 549,369.74, 824,291.40 and 296,600.03

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Solution

The fourth proportional to 549,369.74, 824,291.40 and 296,600.03 is: 445,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,369.74 : 824,291.40 = 296,600.03 : x
  2. Step 2: Convert to fraction form
    549,369.74/824,291.40 = 296,600.03/x
  3. Step 3: Cross multiply
    549,369.74x = 824,291.40 × 296,600.03
  4. Step 4: Simplify right side
    549,369.74x = 244,484,849,847.29
  5. Step 5: Solve for x
    x = 244,484,849,847.29/549,369.74
  6. Step 6: Final answer
    x = 445,027.88

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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.