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Finding the Fourth Proportional to 347,265.20, 522,064.20 and 295,943.60

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Solution

The fourth proportional to 347,265.20, 522,064.20 and 295,943.60 is: 444,909.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,265.20 : 522,064.20 = 295,943.60 : x
  2. Step 2: Convert to fraction form
    347,265.20/522,064.20 = 295,943.60/x
  3. Step 3: Cross multiply
    347,265.20x = 522,064.20 × 295,943.60
  4. Step 4: Simplify right side
    347,265.20x = 154,501,558,779.12
  5. Step 5: Solve for x
    x = 154,501,558,779.12/347,265.20
  6. Step 6: Final answer
    x = 444,909.42

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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.