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Finding the Fourth Proportional to 249,791.88, 374,406.93 and 123,164.13

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Solution

The fourth proportional to 249,791.88, 374,406.93 and 123,164.13 is: 184,607.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,791.88 : 374,406.93 = 123,164.13 : x
  2. Step 2: Convert to fraction form
    249,791.88/374,406.93 = 123,164.13/x
  3. Step 3: Cross multiply
    249,791.88x = 374,406.93 × 123,164.13
  4. Step 4: Simplify right side
    249,791.88x = 46,113,503,799.42
  5. Step 5: Solve for x
    x = 46,113,503,799.42/249,791.88
  6. Step 6: Final answer
    x = 184,607.70

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1.5x scale

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.