Home / 574,176.12-792,397.98-319,527.30

Finding the Fourth Proportional to 574,176.12, 792,397.98 and 319,527.30

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Solution

The fourth proportional to 574,176.12, 792,397.98 and 319,527.30 is: 440,967.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,176.12 : 792,397.98 = 319,527.30 : x
  2. Step 2: Convert to fraction form
    574,176.12/792,397.98 = 319,527.30/x
  3. Step 3: Cross multiply
    574,176.12x = 792,397.98 × 319,527.30
  4. Step 4: Simplify right side
    574,176.12x = 253,192,787,074.85
  5. Step 5: Solve for x
    x = 253,192,787,074.85/574,176.12
  6. Step 6: Final answer
    x = 440,967.11

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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.