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Finding the Fourth Proportional to 549,807.72, 758,733.48 and 334,947.64

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Solution

The fourth proportional to 549,807.72, 758,733.48 and 334,947.64 is: 462,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,807.72 : 758,733.48 = 334,947.64 : x
  2. Step 2: Convert to fraction form
    549,807.72/758,733.48 = 334,947.64/x
  3. Step 3: Cross multiply
    549,807.72x = 758,733.48 × 334,947.64
  4. Step 4: Simplify right side
    549,807.72x = 254,135,988,514.99
  5. Step 5: Solve for x
    x = 254,135,988,514.99/549,807.72
  6. Step 6: Final answer
    x = 462,227.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.