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Finding the Fourth Proportional to 583,000.80, 804,568.32 and 353,565.60

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Solution

The fourth proportional to 583,000.80, 804,568.32 and 353,565.60 is: 487,937.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,000.80 : 804,568.32 = 353,565.60 : x
  2. Step 2: Convert to fraction form
    583,000.80/804,568.32 = 353,565.60/x
  3. Step 3: Cross multiply
    583,000.80x = 804,568.32 × 353,565.60
  4. Step 4: Simplify right side
    583,000.80x = 284,467,680,801.79
  5. Step 5: Solve for x
    x = 284,467,680,801.79/583,000.80
  6. Step 6: Final answer
    x = 487,937.03

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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.