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Finding the Fourth Proportional to 589,622.70, 884,434.05 and 550,256.70

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Solution

The fourth proportional to 589,622.70, 884,434.05 and 550,256.70 is: 825,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,622.70 : 884,434.05 = 550,256.70 : x
  2. Step 2: Convert to fraction form
    589,622.70/884,434.05 = 550,256.70/x
  3. Step 3: Cross multiply
    589,622.70x = 884,434.05 × 550,256.70
  4. Step 4: Simplify right side
    589,622.70x = 486,665,761,720.64
  5. Step 5: Solve for x
    x = 486,665,761,720.64/589,622.70
  6. Step 6: Final answer
    x = 825,385.05

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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.