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Finding the Fourth Proportional to 452,714.55, 624,709.51 and 261,740.25

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Solution

The fourth proportional to 452,714.55, 624,709.51 and 261,740.25 is: 361,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,714.55 : 624,709.51 = 261,740.25 : x
  2. Step 2: Convert to fraction form
    452,714.55/624,709.51 = 261,740.25/x
  3. Step 3: Cross multiply
    452,714.55x = 624,709.51 × 261,740.25
  4. Step 4: Simplify right side
    452,714.55x = 163,511,623,324.78
  5. Step 5: Solve for x
    x = 163,511,623,324.78/452,714.55
  6. Step 6: Final answer
    x = 361,180.40

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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.