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Finding the Fourth Proportional to 249,602.30, 374,292.48 and 154,828.65

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Solution

The fourth proportional to 249,602.30, 374,292.48 and 154,828.65 is: 232,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,602.30 : 374,292.48 = 154,828.65 : x
  2. Step 2: Convert to fraction form
    249,602.30/374,292.48 = 154,828.65/x
  3. Step 3: Cross multiply
    249,602.30x = 374,292.48 × 154,828.65
  4. Step 4: Simplify right side
    249,602.30x = 57,951,199,383.55
  5. Step 5: Solve for x
    x = 57,951,199,383.55/249,602.30
  6. Step 6: Final answer
    x = 232,174.14

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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.