Home / 535,621.16-739,132.46-293,897.72

Finding the Fourth Proportional to 535,621.16, 739,132.46 and 293,897.72

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Solution

The fourth proportional to 535,621.16, 739,132.46 and 293,897.72 is: 405,565.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,621.16 : 739,132.46 = 293,897.72 : x
  2. Step 2: Convert to fraction form
    535,621.16/739,132.46 = 293,897.72/x
  3. Step 3: Cross multiply
    535,621.16x = 739,132.46 × 293,897.72
  4. Step 4: Simplify right side
    535,621.16x = 217,229,344,771.99
  5. Step 5: Solve for x
    x = 217,229,344,771.99/535,621.16
  6. Step 6: Final answer
    x = 405,565.28

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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.