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Finding the Fourth Proportional to 553,819.16, 832,462.83 and 365,489.75

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Solution

The fourth proportional to 553,819.16, 832,462.83 and 365,489.75 is: 549,379.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,819.16 : 832,462.83 = 365,489.75 : x
  2. Step 2: Convert to fraction form
    553,819.16/832,462.83 = 365,489.75/x
  3. Step 3: Cross multiply
    553,819.16x = 832,462.83 × 365,489.75
  4. Step 4: Simplify right side
    553,819.16x = 304,256,627,458.68
  5. Step 5: Solve for x
    x = 304,256,627,458.68/553,819.16
  6. Step 6: Final answer
    x = 549,379.03

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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.