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Finding the Fourth Proportional to 294,248.20, 440,781.54 and 249,076.12

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Solution

The fourth proportional to 294,248.20, 440,781.54 and 249,076.12 is: 373,114.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,248.20 : 440,781.54 = 249,076.12 : x
  2. Step 2: Convert to fraction form
    294,248.20/440,781.54 = 249,076.12/x
  3. Step 3: Cross multiply
    294,248.20x = 440,781.54 × 249,076.12
  4. Step 4: Simplify right side
    294,248.20x = 109,788,155,750.83
  5. Step 5: Solve for x
    x = 109,788,155,750.83/294,248.20
  6. Step 6: Final answer
    x = 373,114.11

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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.