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Finding the Fourth Proportional to 431,258.74, 595,143.57 and 247,527.70

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Solution

The fourth proportional to 431,258.74, 595,143.57 and 247,527.70 is: 341,591.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,258.74 : 595,143.57 = 247,527.70 : x
  2. Step 2: Convert to fraction form
    431,258.74/595,143.57 = 247,527.70/x
  3. Step 3: Cross multiply
    431,258.74x = 595,143.57 × 247,527.70
  4. Step 4: Simplify right side
    431,258.74x = 147,314,519,051.89
  5. Step 5: Solve for x
    x = 147,314,519,051.89/431,258.74
  6. Step 6: Final answer
    x = 341,591.96

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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.