Home / 697,345.58-1,046,076.70-248,310.74

Finding the Fourth Proportional to 697,345.58, 1,046,076.70 and 248,310.74

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Solution

The fourth proportional to 697,345.58, 1,046,076.70 and 248,310.74 is: 372,486.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,345.58 : 1,046,076.70 = 248,310.74 : x
  2. Step 2: Convert to fraction form
    697,345.58/1,046,076.70 = 248,310.74/x
  3. Step 3: Cross multiply
    697,345.58x = 1,046,076.70 × 248,310.74
  4. Step 4: Simplify right side
    697,345.58x = 259,752,079,473.76
  5. Step 5: Solve for x
    x = 259,752,079,473.76/697,345.58
  6. Step 6: Final answer
    x = 372,486.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.