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Finding the Fourth Proportional to 549,684.68, 758,610.88 and 304,729.34

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Solution

The fourth proportional to 549,684.68, 758,610.88 and 304,729.34 is: 420,552.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,684.68 : 758,610.88 = 304,729.34 : x
  2. Step 2: Convert to fraction form
    549,684.68/758,610.88 = 304,729.34/x
  3. Step 3: Cross multiply
    549,684.68x = 758,610.88 × 304,729.34
  4. Step 4: Simplify right side
    549,684.68x = 231,170,988,224.34
  5. Step 5: Solve for x
    x = 231,170,988,224.34/549,684.68
  6. Step 6: Final answer
    x = 420,552.00

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