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Finding the Fourth Proportional to 357,025.68, 492,559.56 and 227,968.92

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Solution

The fourth proportional to 357,025.68, 492,559.56 and 227,968.92 is: 314,510.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,025.68 : 492,559.56 = 227,968.92 : x
  2. Step 2: Convert to fraction form
    357,025.68/492,559.56 = 227,968.92/x
  3. Step 3: Cross multiply
    357,025.68x = 492,559.56 × 227,968.92
  4. Step 4: Simplify right side
    357,025.68x = 112,288,270,928.88
  5. Step 5: Solve for x
    x = 112,288,270,928.88/357,025.68
  6. Step 6: Final answer
    x = 314,510.35

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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.