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Finding the Fourth Proportional to 249,015.62, 373,522.62 and 149,205.80

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Solution

The fourth proportional to 249,015.62, 373,522.62 and 149,205.80 is: 223,808.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,015.62 : 373,522.62 = 149,205.80 : x
  2. Step 2: Convert to fraction form
    249,015.62/373,522.62 = 149,205.80/x
  3. Step 3: Cross multiply
    249,015.62x = 373,522.62 × 149,205.80
  4. Step 4: Simplify right side
    249,015.62x = 55,731,741,335.20
  5. Step 5: Solve for x
    x = 55,731,741,335.20/249,015.62
  6. Step 6: Final answer
    x = 223,808.21

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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.