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Finding the Fourth Proportional to 296,528.80, 444,706.80 and 106,967.20

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Solution

The fourth proportional to 296,528.80, 444,706.80 and 106,967.20 is: 160,419.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,528.80 : 444,706.80 = 106,967.20 : x
  2. Step 2: Convert to fraction form
    296,528.80/444,706.80 = 106,967.20/x
  3. Step 3: Cross multiply
    296,528.80x = 444,706.80 × 106,967.20
  4. Step 4: Simplify right side
    296,528.80x = 47,569,041,216.96
  5. Step 5: Solve for x
    x = 47,569,041,216.96/296,528.80
  6. Step 6: Final answer
    x = 160,419.63

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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.