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Finding the Fourth Proportional to 260,130.25, 359,008.95 and 146,960.29

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Solution

The fourth proportional to 260,130.25, 359,008.95 and 146,960.29 is: 202,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,130.25 : 359,008.95 = 146,960.29 : x
  2. Step 2: Convert to fraction form
    260,130.25/359,008.95 = 146,960.29/x
  3. Step 3: Cross multiply
    260,130.25x = 359,008.95 × 146,960.29
  4. Step 4: Simplify right side
    260,130.25x = 52,760,059,404.60
  5. Step 5: Solve for x
    x = 52,760,059,404.60/260,130.25
  6. Step 6: Final answer
    x = 202,821.70

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1.5x scale

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.