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Finding the Fourth Proportional to 556,889.60, 835,334.40 and 182,912.60

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Solution

The fourth proportional to 556,889.60, 835,334.40 and 182,912.60 is: 274,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,889.60 : 835,334.40 = 182,912.60 : x
  2. Step 2: Convert to fraction form
    556,889.60/835,334.40 = 182,912.60/x
  3. Step 3: Cross multiply
    556,889.60x = 835,334.40 × 182,912.60
  4. Step 4: Simplify right side
    556,889.60x = 152,793,186,973.44
  5. Step 5: Solve for x
    x = 152,793,186,973.44/556,889.60
  6. Step 6: Final answer
    x = 274,368.90

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Similar ratio
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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.