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Finding the Fourth Proportional to 695,336.00, 959,518.00 and 389,342.24

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Solution

The fourth proportional to 695,336.00, 959,518.00 and 389,342.24 is: 537,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,336.00 : 959,518.00 = 389,342.24 : x
  2. Step 2: Convert to fraction form
    695,336.00/959,518.00 = 389,342.24/x
  3. Step 3: Cross multiply
    695,336.00x = 959,518.00 × 389,342.24
  4. Step 4: Simplify right side
    695,336.00x = 373,580,884,028.96
  5. Step 5: Solve for x
    x = 373,580,884,028.96/695,336.00
  6. Step 6: Final answer
    x = 537,266.71

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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.