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Finding the Fourth Proportional to 584,757.66, 877,443.90 and 415,074.42

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Solution

The fourth proportional to 584,757.66, 877,443.90 and 415,074.42 is: 622,829.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,757.66 : 877,443.90 = 415,074.42 : x
  2. Step 2: Convert to fraction form
    584,757.66/877,443.90 = 415,074.42/x
  3. Step 3: Cross multiply
    584,757.66x = 877,443.90 × 415,074.42
  4. Step 4: Simplify right side
    584,757.66x = 364,204,517,875.04
  5. Step 5: Solve for x
    x = 364,204,517,875.04/584,757.66
  6. Step 6: Final answer
    x = 622,829.84

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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.