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Finding the Fourth Proportional to 348,833.70, 523,250.55 and 248,450.40

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Solution

The fourth proportional to 348,833.70, 523,250.55 and 248,450.40 is: 372,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,833.70 : 523,250.55 = 248,450.40 : x
  2. Step 2: Convert to fraction form
    348,833.70/523,250.55 = 248,450.40/x
  3. Step 3: Cross multiply
    348,833.70x = 523,250.55 × 248,450.40
  4. Step 4: Simplify right side
    348,833.70x = 130,001,808,447.72
  5. Step 5: Solve for x
    x = 130,001,808,447.72/348,833.70
  6. Step 6: Final answer
    x = 372,675.60

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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.