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Finding the Fourth Proportional to 598,173.30, 825,012.36 and 383,333.34

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Solution

The fourth proportional to 598,173.30, 825,012.36 and 383,333.34 is: 528,700.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,173.30 : 825,012.36 = 383,333.34 : x
  2. Step 2: Convert to fraction form
    598,173.30/825,012.36 = 383,333.34/x
  3. Step 3: Cross multiply
    598,173.30x = 825,012.36 × 383,333.34
  4. Step 4: Simplify right side
    598,173.30x = 316,254,743,500.08
  5. Step 5: Solve for x
    x = 316,254,743,500.08/598,173.30
  6. Step 6: Final answer
    x = 528,700.87

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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.