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Finding the Fourth Proportional to 549,430.28, 824,012.22 and 150,072.92

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Solution

The fourth proportional to 549,430.28, 824,012.22 and 150,072.92 is: 225,073.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,430.28 : 824,012.22 = 150,072.92 : x
  2. Step 2: Convert to fraction form
    549,430.28/824,012.22 = 150,072.92/x
  3. Step 3: Cross multiply
    549,430.28x = 824,012.22 × 150,072.92
  4. Step 4: Simplify right side
    549,430.28x = 123,661,919,971.08
  5. Step 5: Solve for x
    x = 123,661,919,971.08/549,430.28
  6. Step 6: Final answer
    x = 225,073.00

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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.