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Finding the Fourth Proportional to 466,772.63, 700,159.61 and 129,813.30

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Solution

The fourth proportional to 466,772.63, 700,159.61 and 129,813.30 is: 194,720.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,772.63 : 700,159.61 = 129,813.30 : x
  2. Step 2: Convert to fraction form
    466,772.63/700,159.61 = 129,813.30/x
  3. Step 3: Cross multiply
    466,772.63x = 700,159.61 × 129,813.30
  4. Step 4: Simplify right side
    466,772.63x = 90,890,029,825.35
  5. Step 5: Solve for x
    x = 90,890,029,825.35/466,772.63
  6. Step 6: Final answer
    x = 194,720.14

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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.