Home / 417,823.80-576,610.62-236,531.98

Finding the Fourth Proportional to 417,823.80, 576,610.62 and 236,531.98

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Solution

The fourth proportional to 417,823.80, 576,610.62 and 236,531.98 is: 326,421.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,823.80 : 576,610.62 = 236,531.98 : x
  2. Step 2: Convert to fraction form
    417,823.80/576,610.62 = 236,531.98/x
  3. Step 3: Cross multiply
    417,823.80x = 576,610.62 × 236,531.98
  4. Step 4: Simplify right side
    417,823.80x = 136,386,851,637.63
  5. Step 5: Solve for x
    x = 136,386,851,637.63/417,823.80
  6. Step 6: Final answer
    x = 326,421.93

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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.