Home / 535,670.48-739,234.31-293,975.55

Finding the Fourth Proportional to 535,670.48, 739,234.31 and 293,975.55

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Solution

The fourth proportional to 535,670.48, 739,234.31 and 293,975.55 is: 405,691.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,670.48 : 739,234.31 = 293,975.55 : x
  2. Step 2: Convert to fraction form
    535,670.48/739,234.31 = 293,975.55/x
  3. Step 3: Cross multiply
    535,670.48x = 739,234.31 × 293,975.55
  4. Step 4: Simplify right side
    535,670.48x = 217,316,811,391.24
  5. Step 5: Solve for x
    x = 217,316,811,391.24/535,670.48
  6. Step 6: Final answer
    x = 405,691.22

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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.