Home / 957,670.78-1,321,594.24-527,966.06

Finding the Fourth Proportional to 957,670.78, 1,321,594.24 and 527,966.06

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Solution

The fourth proportional to 957,670.78, 1,321,594.24 and 527,966.06 is: 728,597.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,670.78 : 1,321,594.24 = 527,966.06 : x
  2. Step 2: Convert to fraction form
    957,670.78/1,321,594.24 = 527,966.06/x
  3. Step 3: Cross multiply
    957,670.78x = 1,321,594.24 × 527,966.06
  4. Step 4: Simplify right side
    957,670.78x = 697,756,903,811.50
  5. Step 5: Solve for x
    x = 697,756,903,811.50/957,670.78
  6. Step 6: Final answer
    x = 728,597.88

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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.