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Finding the Fourth Proportional to 476,416.80, 714,010.80 and 365,056.80

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Solution

The fourth proportional to 476,416.80, 714,010.80 and 365,056.80 is: 547,114.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,416.80 : 714,010.80 = 365,056.80 : x
  2. Step 2: Convert to fraction form
    476,416.80/714,010.80 = 365,056.80/x
  3. Step 3: Cross multiply
    476,416.80x = 714,010.80 × 365,056.80
  4. Step 4: Simplify right side
    476,416.80x = 260,654,497,813.44
  5. Step 5: Solve for x
    x = 260,654,497,813.44/476,416.80
  6. Step 6: Final answer
    x = 547,114.41

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1.5x scale

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.