Home / 957,696.84-1,321,616.88-527,975.64

Finding the Fourth Proportional to 957,696.84, 1,321,616.88 and 527,975.64

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Solution

The fourth proportional to 957,696.84, 1,321,616.88 and 527,975.64 is: 728,603.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,696.84 : 1,321,616.88 = 527,975.64 : x
  2. Step 2: Convert to fraction form
    957,696.84/1,321,616.88 = 527,975.64/x
  3. Step 3: Cross multiply
    957,696.84x = 1,321,616.88 × 527,975.64
  4. Step 4: Simplify right side
    957,696.84x = 697,781,518,052.80
  5. Step 5: Solve for x
    x = 697,781,518,052.80/957,696.84
  6. Step 6: Final answer
    x = 728,603.76

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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.