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Finding the Fourth Proportional to 598,174.30, 825,013.74 and 383,334.34

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Solution

The fourth proportional to 598,174.30, 825,013.74 and 383,334.34 is: 528,702.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,174.30 : 825,013.74 = 383,334.34 : x
  2. Step 2: Convert to fraction form
    598,174.30/825,013.74 = 383,334.34/x
  3. Step 3: Cross multiply
    598,174.30x = 825,013.74 × 383,334.34
  4. Step 4: Simplify right side
    598,174.30x = 316,256,097,513.83
  5. Step 5: Solve for x
    x = 316,256,097,513.83/598,174.30
  6. Step 6: Final answer
    x = 528,702.25

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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.