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Finding the Fourth Proportional to 249,930.40, 374,312.40 and 244,919.20

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Solution

The fourth proportional to 249,930.40, 374,312.40 and 244,919.20 is: 366,807.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,930.40 : 374,312.40 = 244,919.20 : x
  2. Step 2: Convert to fraction form
    249,930.40/374,312.40 = 244,919.20/x
  3. Step 3: Cross multiply
    249,930.40x = 374,312.40 × 244,919.20
  4. Step 4: Simplify right side
    249,930.40x = 91,676,293,558.08
  5. Step 5: Solve for x
    x = 91,676,293,558.08/249,930.40
  6. Step 6: Final answer
    x = 366,807.29

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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.