Home / 403,752.64-557,003.58-240,317.50

Finding the Fourth Proportional to 403,752.64, 557,003.58 and 240,317.50

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Solution

The fourth proportional to 403,752.64, 557,003.58 and 240,317.50 is: 331,533.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,752.64 : 557,003.58 = 240,317.50 : x
  2. Step 2: Convert to fraction form
    403,752.64/557,003.58 = 240,317.50/x
  3. Step 3: Cross multiply
    403,752.64x = 557,003.58 × 240,317.50
  4. Step 4: Simplify right side
    403,752.64x = 133,857,707,044.94
  5. Step 5: Solve for x
    x = 133,857,707,044.94/403,752.64
  6. Step 6: Final answer
    x = 331,533.95

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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.