Home / 413,177.72-570,186.36-229,416.63

Finding the Fourth Proportional to 413,177.72, 570,186.36 and 229,416.63

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Solution

The fourth proportional to 413,177.72, 570,186.36 and 229,416.63 is: 316,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,177.72 : 570,186.36 = 229,416.63 : x
  2. Step 2: Convert to fraction form
    413,177.72/570,186.36 = 229,416.63/x
  3. Step 3: Cross multiply
    413,177.72x = 570,186.36 × 229,416.63
  4. Step 4: Simplify right side
    413,177.72x = 130,810,234,731.47
  5. Step 5: Solve for x
    x = 130,810,234,731.47/413,177.72
  6. Step 6: Final answer
    x = 316,595.56

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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.