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Finding the Fourth Proportional to 598,544.88, 825,244.80 and 383,331.12

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Solution

The fourth proportional to 598,544.88, 825,244.80 and 383,331.12 is: 528,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,544.88 : 825,244.80 = 383,331.12 : x
  2. Step 2: Convert to fraction form
    598,544.88/825,244.80 = 383,331.12/x
  3. Step 3: Cross multiply
    598,544.88x = 825,244.80 × 383,331.12
  4. Step 4: Simplify right side
    598,544.88x = 316,342,013,458.18
  5. Step 5: Solve for x
    x = 316,342,013,458.18/598,544.88
  6. Step 6: Final answer
    x = 528,518.45

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Double scale
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Similar ratio
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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.