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Finding the Fourth Proportional to 549,104.61, 824,189.54 and 264,995.11

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Solution

The fourth proportional to 549,104.61, 824,189.54 and 264,995.11 is: 397,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,104.61 : 824,189.54 = 264,995.11 : x
  2. Step 2: Convert to fraction form
    549,104.61/824,189.54 = 264,995.11/x
  3. Step 3: Cross multiply
    549,104.61x = 824,189.54 × 264,995.11
  4. Step 4: Simplify right side
    549,104.61x = 218,406,194,427.70
  5. Step 5: Solve for x
    x = 218,406,194,427.70/549,104.61
  6. Step 6: Final answer
    x = 397,749.70

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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.