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Finding the Fourth Proportional to 282,634.60, 423,951.90 and 237,015.40

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Solution

The fourth proportional to 282,634.60, 423,951.90 and 237,015.40 is: 355,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,634.60 : 423,951.90 = 237,015.40 : x
  2. Step 2: Convert to fraction form
    282,634.60/423,951.90 = 237,015.40/x
  3. Step 3: Cross multiply
    282,634.60x = 423,951.90 × 237,015.40
  4. Step 4: Simplify right side
    282,634.60x = 100,483,129,159.26
  5. Step 5: Solve for x
    x = 100,483,129,159.26/282,634.60
  6. Step 6: Final answer
    x = 355,523.10

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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.