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Finding the Fourth Proportional to 350,875.48, 484,207.81 and 189,730.14

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Solution

The fourth proportional to 350,875.48, 484,207.81 and 189,730.14 is: 261,827.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,875.48 : 484,207.81 = 189,730.14 : x
  2. Step 2: Convert to fraction form
    350,875.48/484,207.81 = 189,730.14/x
  3. Step 3: Cross multiply
    350,875.48x = 484,207.81 × 189,730.14
  4. Step 4: Simplify right side
    350,875.48x = 91,868,815,580.39
  5. Step 5: Solve for x
    x = 91,868,815,580.39/350,875.48
  6. Step 6: Final answer
    x = 261,827.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.