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Finding the Fourth Proportional to 560,768.56, 840,525.82 and 294,557.20

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Solution

The fourth proportional to 560,768.56, 840,525.82 and 294,557.20 is: 441,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,768.56 : 840,525.82 = 294,557.20 : x
  2. Step 2: Convert to fraction form
    560,768.56/840,525.82 = 294,557.20/x
  3. Step 3: Cross multiply
    560,768.56x = 840,525.82 × 294,557.20
  4. Step 4: Simplify right side
    560,768.56x = 247,582,932,066.90
  5. Step 5: Solve for x
    x = 247,582,932,066.90/560,768.56
  6. Step 6: Final answer
    x = 441,506.44

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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.