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Finding the Fourth Proportional to 549,009.60, 823,125.60 and 249,633.60

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Solution

The fourth proportional to 549,009.60, 823,125.60 and 249,633.60 is: 374,273.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,009.60 : 823,125.60 = 249,633.60 : x
  2. Step 2: Convert to fraction form
    549,009.60/823,125.60 = 249,633.60/x
  3. Step 3: Cross multiply
    549,009.60x = 823,125.60 × 249,633.60
  4. Step 4: Simplify right side
    549,009.60x = 205,479,806,780.16
  5. Step 5: Solve for x
    x = 205,479,806,780.16/549,009.60
  6. Step 6: Final answer
    x = 374,273.61

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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.