Home / 758,032.21-1,046,081.55-418,498.03

Finding the Fourth Proportional to 758,032.21, 1,046,081.55 and 418,498.03

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Solution

The fourth proportional to 758,032.21, 1,046,081.55 and 418,498.03 is: 577,525.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,032.21 : 1,046,081.55 = 418,498.03 : x
  2. Step 2: Convert to fraction form
    758,032.21/1,046,081.55 = 418,498.03/x
  3. Step 3: Cross multiply
    758,032.21x = 1,046,081.55 × 418,498.03
  4. Step 4: Simplify right side
    758,032.21x = 437,783,067,894.35
  5. Step 5: Solve for x
    x = 437,783,067,894.35/758,032.21
  6. Step 6: Final answer
    x = 577,525.68

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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.