Home / 647,786.48-971,569.56-174,366.32

Finding the Fourth Proportional to 647,786.48, 971,569.56 and 174,366.32

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Solution

The fourth proportional to 647,786.48, 971,569.56 and 174,366.32 is: 261,519.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,786.48 : 971,569.56 = 174,366.32 : x
  2. Step 2: Convert to fraction form
    647,786.48/971,569.56 = 174,366.32/x
  3. Step 3: Cross multiply
    647,786.48x = 971,569.56 × 174,366.32
  4. Step 4: Simplify right side
    647,786.48x = 169,409,008,801.22
  5. Step 5: Solve for x
    x = 169,409,008,801.22/647,786.48
  6. Step 6: Final answer
    x = 261,519.83

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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.