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Finding the Fourth Proportional to 249,891.68, 374,724.83 and 123,482.63

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Solution

The fourth proportional to 249,891.68, 374,724.83 and 123,482.63 is: 185,168.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,891.68 : 374,724.83 = 123,482.63 : x
  2. Step 2: Convert to fraction form
    249,891.68/374,724.83 = 123,482.63/x
  3. Step 3: Cross multiply
    249,891.68x = 374,724.83 × 123,482.63
  4. Step 4: Simplify right side
    249,891.68x = 46,272,006,672.39
  5. Step 5: Solve for x
    x = 46,272,006,672.39/249,891.68
  6. Step 6: Final answer
    x = 185,168.25

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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.