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Finding the Fourth Proportional to 554,662.22, 832,117.86 and 175,605.57

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Solution

The fourth proportional to 554,662.22, 832,117.86 and 175,605.57 is: 263,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,662.22 : 832,117.86 = 175,605.57 : x
  2. Step 2: Convert to fraction form
    554,662.22/832,117.86 = 175,605.57/x
  3. Step 3: Cross multiply
    554,662.22x = 832,117.86 × 175,605.57
  4. Step 4: Simplify right side
    554,662.22x = 146,124,531,112.48
  5. Step 5: Solve for x
    x = 146,124,531,112.48/554,662.22
  6. Step 6: Final answer
    x = 263,447.78

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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.